 Some scholars have argued that Papias simply meant "a Semitic style" in Greek.Other synoptic theorists have speculated on some role of this "logia" as a source for the canonical Gospels; the hypothesis, for example, that canonical Matthew was a recension of the "logia" making use also of Mark's Gospel was the original foundation for the two-source theory.Ephrem (c. 350) is more explicit about the Gospels' languages