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For the fourth-generation Amora sage of the Land of Israel, see Rabbi Aha. For the sixth and seventh generation Amora sage of Babylon, see Aha b. Raba. For the Savora sage, see Ahai.

R. Aha b. Jacob (or R. Aha b. Ya'akov; Hebrew: רבי אחא בר יעקב‎, read as Rabbi Aha Bar Ya'akov) Was an Amora of Babylon, of the third and fourth generation of the Amora era. He was one of the disciples of Rav Huna.[1] He was also one of the prominent Jewish leaders of Papunia.[2] In the Talmud it is storied that he was a man of great piety and a great scholar.[3]


  1. ^ B. Talmud, Tractate Yebamoth, 64
  2. ^ B. Talmud, Tractate hulin, 17
  3. ^ Tractate Sukkah, 38; Tractate Erubin, 63