Sent by R' Yehudah Niseeah to examine a case for him: Moed Katan 17a
Sent by R' Yehudah Niseeah to publicize a law: Rosh HaShanah 20a
Accepting Testimony to a Kohen's Status based on the how the Kohen was called to the Torah: Ketuvot 25b
Crying over the difficulty of achieving Gd's Forgiveness: Chagigah 4b
Blessing given by the Rabbis when leaving him: Berachot 17a
Ulla called R' Elazar, "Master of Israel," because of a case in which R' Ami witnessed R' Elazar correctly identify a type of blood from the genitals, by the smell of the blood: Niddah 20b
Was permitted to use slaughterd birds he found in between Tiveria and Tzippori: Bava Metzia 24b
Fearful that the King would claim a vessel of gold coins which he found and announced: Bava Metzia 28b
R' Ami kept the 7-Day and 30-Day mourning periods for R' Yochanan: Moed Katan 25b
R' Ami was upset at R' Anani bar Sasson because he cited a law without mentioning its source: Moed Katan 24b
R' Asi challenged a statement of R' Ami because he had spoken more stringently earlier; R' Ami responded that the earlier statement was a stake to prevent error: Gittin 17a
R' Yitzchak of the school of R' Ami citing a series of lessons regarding the story of Samson: Sotah 9b
R' Ami adjudicating a case of alleged fraud: Beitzah 6b-7a [2x]
Set of R' Ami's statements related to drought: Taanit 7b-8a