Dutiyakāmabhūsutta

sn41.6:10.1 Saying “Good, sir,” Citta approved and agreed with what Kāmabhū said. Then he asked another question:

sn41.6:10.2 “But sir, how many things are helpful for attaining the cessation of perception and feeling?”

sn41.6:10.3 “Well, householder, you’ve finally asked what you should have asked first!

sn41.6:10.4 Nevertheless, I will answer you.

sn41.6:10.5 Two things are helpful for attaining the cessation of perception and feeling:

sn41.6:10.6 serenity and discernment.”