Kalahvivādasuttaniddesa

Suttapiṭaka · Khuddakanikāya · Mahāniddesa · Vol. 29 · Section 481

[481] (The Blessed One replied:) Pleasure and displeasure (sāta, asāta) have contact (phassa) as their source; when contact does not exist, these do not come to be. And as for this matter, namely non-existence and existence — this too, I declare to you, has its source herein.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.