Dhammapada · 26.21

Gambhīrapaññaṃ medhāviṃ, maggāmaggassa kovidaṃ;Uttamatthamanuppattaṃ, tamahaṃ brūmi brāhmaṇaṃ.

Gambhirapannam medhavim, maggamaggassa kovidam; Uttamatthamanuppattam, tamaham brumi brahmanam.

The one of deep wisdom, intelligent, skilled in path and non-path, who has reached the supreme goal — him I call a brahmin.

— Dhammapada 26.21

Source: Pali text from the Khuddaka Nikāya of the Pali Canon (oldest extant Buddhist scripture, compiled c. 3rd century BCE). Public-domain English readings drawn from F. Max Müller's translation in Sacred Books of the East, Vol X (1881) and the Buddhist Publication Society's freely-licensed Acharya Buddharakkhita rendering.