This work presents in German translation Eliya (or Elias) of Nisibis’ Book of the Proof of the Correct Faith, a polemical work with chapters against Muslims, Jews, Melkites, and Syrian Orthodox Christians.

Kayser here offers the Syriac text and German translation of a set of answers given by the famous Jacob of Edessa to questions by the priest Addai.

The work here translated from Syriac contains canons and a series of other texts related to the Council of Nicea that have a connection to Marutha of Maipherqat, known for convening the Synod of Seleucia-Ctesiphon in 410.

The focus of this study is the final part of Dionysius bar Salibi’s polemical work against the Muslims, which contains a number of quotations from the Qur’an in Syriac translation.

The main goal of this study is to present data from Syriac and Christian Arabic writers, and some other sources, dealing with missionary activity and the expansion of Christianity into east Asia.

Mingana here looks at the early history of Christianity in India, with references to most (if not all) of the passages in Syriac and Christian Arabic literature, as well as other documentary evidence, pertaining to the subject.