1. Vihára Sutta. On the nine kinds of abiding (vihárá) in the four jhánas and in the spheres of infinite space, infinite consciousness, nothingness, neither perception nor non perception, and in the sphere where feeling and perception have ended. A.iv.410.
2. Vihára Sutta. On the nine attainments of gradual abiding, similar to Sutta 1, the "abiding" being the same.
3. Vihára Sutta. See the Padesavihára Sutta.