Byagghajātaka

Suttapiṭaka · Khuddakanikāya · Jātaka (1) · Vol. 27 · Section 415

[415] That friend through association with whom one's security from bondage (yogakkhema) dwindles away— before ever he overpowers one, the wise man should keep guard against him, as he would guard his own eye.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.