《經集》〈蛇品〉第十二經，是一組由不同場合教誡合編而成的偈頌，界定真正的牟尼為無家、無爭、無貪、堅定禪修之人。

The twelfth sutta of the Uraga Vagga of the Suttanipāta, a composite set of verses defining the true sage as one who lives homeless, free of strife and covetousness, and firm in meditation, said to have originated from teachings given on various separate occasions.