Satullapakāyikavagga

Suttapiṭaka · Saṁyuttanikāya · Sagāthāvaggasaṁyutta · Vol. 15 · Section 83

[83] Then another deity (devatā) spoke this verse in the presence of the Blessed One: "One should associate only with the good (santo); with the good one should foster intimacy. Having understood the true Dhamma (saddhamma) of the good, beings go to a good destination (sugati)."

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 1 other place

Vol. 15 · Section 279 — Nānātitthiyavagga