Tanna of the second and first centuries B.C. According to Derenbourg, his mother was a Batanian proselyte, whence he derived his name "ben Baṭnit"; it appears from Ned. 23a, however, that "Baṭnit" is a masculine proper name. Abba Saul was engaged in commerce with R. Eleazar b. Zadok, together with whom he issued a regulation referring to the Sabbath law (Shab. 24:5). It is said of him that he filled his liquid measures with wine on the eve of the feast-days in order to be able to give it to the children on those days (Beẓah 3:8). He is the transmitter, or perhaps the author (comp. Bacher, "Ag. Tan." 1:46, note 2), of a sentence referring to the outrages and misdemeanors committed by some of the priestly families (Pes. 57a).