A priest and historian from Dithmarschen, Neocorus, wrote in 1598 that the banner captured in 1500, was brought to the church in Wöhrden and hung there for the next 59 years, until it was returned to the Danes as part of the peace settlement in 1559.

The ecclesiastical historian Socrates Scholasticus ( b. 380 ) attributes the observance of Easter by the church to the perpetuation of its custom, " just as many other customs have been established ," stating that neither Jesus nor his Apostles enjoined the keeping of this or any other festival.

According to the church historian Eusebius, the Quartodeciman Polycarp ( bishop of Smyrna, by tradition a disciple of John the Evangelist ) debated the question with Anicetus ( bishop of Rome ).

The church historian Sozomen credits Ephrem with having written over three million lines.

Writing in 1872, church historian William Stephens said “ The Patriarch of the Eastern Rome appeals to the great bishops of the West, as the champions of an ecclesiastical discipline which he confesses himself unable to enforce, or to see any prospect of establishing.

From the 1040s onwards, however, successive popes had put forward a reforming message that emphasised the importance of the church being " governed more coherently and more hierarchically from the centre " and established " its own sphere of authority and jurisdiction, separate from and independent of that of the lay ruler ", in the words of historian Richard Huscroft.

Pope Innocent was, according to historian Ralph Turner, an " ambitious and aggressive " religious leader, insistent on his rights and responsibilities within the church.

“ A church is the place, par excellence, of architecture ,” he said in an interview with architectural historian Judith Dupré.

The most notable leader of the movement, though maintaining a certain distance from the Old Catholic Church as an institution, was the renowned church historian and priest Johann Joseph Ignaz von Döllinger ( 1799 – 1890 ), who had been excommunicated by the pope because of his support for the affair.

The 4th century church historian Eusebius, however, states in his Chronicon that Sixtus I was pope from 114 to 124, while his Historia Ecclesiastica, using a different list, claims that Sixtus ' rule was from 114 to 128.

The sarcophagus was saved only when church historian Giacomo Grimaldi arrived and, realizing its importance, ordered it preserved.

" Lutheran church historian Augustus Neander states " The festival of Sunday, like all other festivals, was always only a human ordinance ".

From the 1040s onwards, however, successive popes had put forward a reforming message that emphasised the importance of the church being " governed more coherently and more hierarchically from the centre " and established " its own sphere of authority and jurisdiction, separate from and independent of that of the lay ruler ", in the words of historian Richard Huscroft.

Tertullian's writings cover the whole theological field of the time — apologetics against paganism and Judaism, polemics, polity, discipline, and morals, or the whole reorganization of human life on a Christian basis ; they gave a picture of the religious life and thought of the time which is of the greatest interest to the church historian.

* Sozomen, Christian church historian

* March 3 – Johann Karl Ludwig Gieseler, German church historian ( d. 1854 )

* July 14 – August Neander, German theologian and church historian ( b. 1789 )

* Socrates Scholasticus, church historian ( approximate date )

* Sozomen, church historian ( approximate date )

* Evagrius Scholasticus, Syrian church historian ( or 537 )

* Evagrius Scholasticus, Syrian church historian ( approximate date )

* September 5 – Gottfried Arnold, German church historian ( d. 1714 )

* May 30 – Gottfried Arnold, German church historian ( b. 1666 )

* Philip of Side, Christian church historian ( approximate date )

* Socrates of Constantinople, church historian ( approximate date )

According to Eusebius, the Jerusalem church was scattered twice, in AD70 and AD135, with the difference that from 70-130 the bishops of Jerusalem have evidently Jewish names, whereas after 135 the bishops of Aelia Capitolina appear to be Greeks.

Eusebius ' evidence for continuation of a church at Aelia Capitolina is confirmed by the Bordeaux Pilgrim.

Bede also followed Eusebius in taking the Acts of the Apostles as the model for the overall work: where Eusebius used the Acts as the theme for his description of the development of the church, Bede made it the model for his history of the Anglo-Saxon church.

The church and monastery of San Pietro in Montorio originally belonged to the Celestines in Rome ; but they were turned out of it by Sixtus IV to make way for Franciscans, receiving from the Pope in exchange the Church of St Eusebius of Vercelli with the adjacent mansion for a monastery.

* Jerome ( 340 – 420 ), Christian scholar and church father, whose full name was Eusebius Sophronius Hieronymus

This is a very strange way to begin a historical narrative proving that Eusebius was attempting to push his own ideas regarding the church into a text.

Before he compiled his church history, Eusebius edited a collection of martyrdoms of the earlier period and a biography of Pamphilus.

The addresses and sermons of Eusebius are mostly lost, but some have been preserved, e. g., a sermon on the consecration of the church in Tyre and an address on the thirtieth anniversary of the reign of Constantine ( 336 ).

However, Eusebius ' words demonstrate that he still regards the gift of prophesying as being a normal part of church life, so he is clearly not a cessationist.

However, James ' successor as leader of the Jerusalem church, Simeon, is not, in tradition, appointed till after the siege of Jerusalem in AD 70, and Eusebius ' notice of Simeon implies a date for the death of James immediately before the siege, i. e. about AD 69.

Linus is presented by Jerome as " the first after Peter to be in charge of the Roman Church ", by Eusebius, as " the first to receive the episcopate of the church at Rome, after the martyrdom of Paul and Peter " John Chrysostom says " This Linus, some say, was second Bishop of the

Proponents attempt to associate this Christology with early church figures such as Justin Martyr, Lucian of Antioch, Eusebius of Caesarea, Arius, Eusebius of Nicomedia, Asterius the Sophist, Eunomius, and Ulfilas, as well as Felix, Bishop of Urgell.

Even in ancient times nothing seems to have been known of his life except what can be gathered from notices in his Historia Ecclesiastica (" Church History "), which departed from its ostensible model, Eusebius of Caesarea, in emphasizing the place of the emperor in church affairs and in giving secular as well as church history.

Joseph is referenced in apocryphal and non-canonical accounts such as the Acts of Pilate, a text often appended to the medieval Gospel of Nicodemus and The Narrative of Joseph, and mentioned in the works of early church historians such as Irenaeus ( 125 – 189 ), Hippolytus ( 170 – 236 ), Tertullian ( 155 – 222 ) and Eusebius ( 260 – 340 ), who added details not found in the canonical accounts.

However, Eusebius of Caesarea, ( AD 260 – 340 ), one of the earliest and most comprehensive of church historians, wrote of Christ's disciples in Demonstratio Evangelica, saying that " some have crossed the Ocean and reached the Isles of Britain.

* Eusebius of Caesarea, bishop and first church historian ( approximate date )

* Bishop Melito of Sardis ( d. ca 180 ) was a eunuch, according to the church history of Eusebius of Caesarea, though, significantly the word " virgin " was substituted in Rufino's Latin translation of Eusebius.