四分律比丘含注戒本 2.540

2.540

若比丘，藏比丘衣、鉢、坐具、針筒，若自藏，若教人藏，下至戲笑者，波逸提。

If a bhikṣu hides a bhikṣu's robe, bowl, sitting mat, or needle case, whether he hides it himself or instructs another to hide it, even if done in jest, [this is a] prāyaścittika.