Manonivāraṇasutta

Suttapiṭaka · Saṁyuttanikāya · Sagāthāvaggasaṁyutta · Vol. 15 · Section 62

[62] "From whatever one restrains the mind, from that no suffering (dukkha) comes to one. Should one restrain the mind from everything, one is freed from all suffering."

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.