Uragajātaka

Suttapiṭaka · Khuddakanikāya · Jātaka (1) · Vol. 27 · Section 157

[157] Here the foremost of serpents (uraga) has entered, in the guise of a precious stone (sela), desiring release; and revering the holy form (brahma-vaṇṇa), though hungry, I dare not eat him.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.