四分律行事鈔資持記 2.1287

2.1287

六十一。（佛在舍衛迦留陀夷不喜見烏，以竹弓射殺成大積招譏，因制。）

[Precept] Sixty-one. (The Buddha was in Śrāvastī. Udāyin disliked seeing crows; he shot and killed them with a bamboo bow, piling them up high and provoking criticism, so it was formulated.)