History of the Armenians

...it is possible to consider that, unless there is another book with the same name, what he read was a translation of the Armenian original into Greek, or that the same historian wrote in both languages.

The third question remains truly doubtful: since he records "third book" at the beginning of these volumes, it is necessary to consider two other prior books. Yet, in contrast, the historian himself reveals in his preface that he wrote four books. Behold, four books—from the third to the sixth—are preserved. It is possible to believe, therefore, that the two other previous books were not by this same historian, but by others whom he mentions in his preface—those who wrote history from the preaching of Thaddeus to the completion of our Grigor the Illuminator founder of the Armenian Church. Among these, the book of Agat'angeghos is certainly to be counted, to which these books succeed. For this reason, it seems that in all manuscripts, or perhaps by the historian himself, the word BEGINNING was added after the title of the third book, so that no one would be confused and consider this book incomplete.

But although the beginning of this individual book seems complete and entire to us, there is cause to suspect that perhaps another book, unique to our ancestors, was composed by him and called by the same name, HISTORY OF THE ARMENIANS, from which...