4.
The Discourse on Contact
191.
He was dwelling at Sāvatthī, etc.
"What do you think, Rāhula, is eye-contact permanent or impermanent?"
"Impermanent, venerable sir." Etc.
"Ear-contact, etc.
nose-contact,
tongue-contact,
body-contact,
mind-contact - is it permanent or impermanent?"
"Impermanent, venerable sir." Etc.
"Seeing thus, Rāhula, a learned noble disciple becomes disenchanted with eye-contact, etc.
becomes disenchanted with ear-contact,
becomes disenchanted with nose-contact,
becomes disenchanted with tongue-contact,
becomes disenchanted with body-contact,
becomes disenchanted with mind-contact;
being disenchanted, he becomes dispassionate, etc.
he understands."
The fourth.