Dhammapada · 19.2

Asāhasena dhammena, samena nayatī pare;Dhammassa gutto medhāvī, dhammaṭṭhoti pavuccati.

Asahasena dhammena, samena nayati pare; Dhammassa gutto medhavi, dhammatthoti pavuccati.

The wise one who guides others without haste, by Dhamma, with impartiality — guarded by Dhamma, intelligent — is called 'established in Dhamma.'

— Dhammapada 19.2

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.