Saṃyutta Nikāya 35
Connected Discourses on the Six Sense Bases
150. Suitable for Attaining Nibbāna (4)
“Bhikkhus, I will teach the way that is suitable for attaining Nibbāna. Listen to that….
“What do you think, bhikkhus, is the eye permanent or impermanent?” … all as in §32 …
“Seeing thus … He understands: ‘… there is no more for this state of being.’
“This, bhikkhus, is the way that is suitable for attaining Nibbāna.”