增壹阿含經 24.5.p105

24.5.p105

Kāśyapa then was going to perform a large sacrifice. His 500 disciples held axes to chop firewood, but once they had lifted the axes in their hands, the axes wouldn’t go down. Kāśyapa thought, “Surely, this is that ascetic’s doing.” Kāśyapa then asked the Bhagavān, “We would like to chop firewood. Why won’t the axes go down?”