Hirijātaka

Suttapiṭaka · Khuddakanikāya · Jātaka (1) · Vol. 27 · Section 764

[764] For what one would do, that alone should one say; what one would not do, that one should not say. One who speaks without acting — him the wise know through and through.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.