Set of Statements which were sometimes attributed to Rabbi Zeira, sometimes to Rabbi Chanina bar Pappa: Succah 46a
How he began his teaching of the Purim Story: Megillah 11a
Rabbi Chanina bar Pappa was propositioned by a Roman matron, and first used magic to make himself disgusting, then ran away when she used magic to cure him, hiding in an area which was supposed to dagnerous due to Evil Spirits, where he was protected by two apparent guards of the Caesar as a reward for not taking the opportunity to sin: Kiddushin 39b-40a
A string of comments on Torah study and Manners, from sages named Chanina: Rabbi Chanina, then Rabbi Chanina bar Pappa, then Rabbi Chanina bar Chama, then Rabbi Chanina bar Idi: Taanit 7a