1. Kumma Sutta.– A monk should be like the tortoise, inwardly withdrawing (S.i.7). v.l. Dukkara Sutta.
2. Kumma Sutta.– Gains, favours and flattery — these are the snares of Māra, resembling the corded harpoon with which a tortoise all unwittingly was caught of old. S.ii.226.
3. Kummopama Sutta.– Like the tortoise who withdrew all his limbs into his shell lest the jackal should catch him, so let the monk ceaselessly guard all his senses from Māra. S.iv.177.