On the other hand, Byzantine sources report that the Rus adopted Christianity by the end of the 860s.

The Albanians first appear in the historical record in Byzantine sources of the late 11th century.

Old texts were copied, and copies brought in from Byzantine and Islamic sources.

The city is also referred in Byzantine sources as Ioustinianoupolis.

In addition, the nature of the proposed mixture would have been radically different from the siphon-projected substance described by Byzantine sources.

Her role in the new regime under her son is not mentioned in Byzantine sources.

According to Byzantine sources, the caliph had the city's name written on the shields and banners of his soldiers.

The canon law was simply adopted from the Byzantine sources.

Byzantine sources record a tradition showing precisely how Mary was related to Elizabeth.

The name Boukellariōn, however, survived as a geographical designation in Byzantine sources up until 1263.