The Tipiṭaka in Three Languages

Sekhiyakaṇḍa

Vinayapiṭaka · Parivāra · Vol. 8 · Section 451

[451] Out of disrespect (anādariya), one teaching the Dhamma to a person seated clasping the knees (pallatthikā) commits one offense (āpatti): a dukkaṭa.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 5 other places