[166] Bhikkhus, whereas the Tathāgata — in a former birth, a former existence, a former abode, being formerly a human being — abandoned harsh speech and abstained from harsh speech: whatever speech is blameless, pleasing to the ear, lovable, going to the heart, urbane, dear to many people, and agreeable to many people — of such speech was he a speaker. Because of having performed and accumulated that deed (kamma) … Passing away from there and coming to this state of being, he obtains these two marks of a Great Man (mahāpurisalakkhaṇa): he has a large tongue, and he has the voice of Brahmā (brahmassara), speaking like the karavīka bird. Endowed with those marks, if he dwells in the home, he becomes a king, a wheel-turning monarch (cakkavatti) … Being a king, what does he obtain? He is one whose word is worthy of acceptance (ādeyyavāca): brahmins and householders, townsfolk and country folk, finance ministers (gaṇakamahāmattā), officers of the army, gatekeepers, ministers, councillors, kings, fief-holders, and princes take up his word. Being a king, this is what he obtains. … Being a Buddha, what does he obtain? He is one whose word is worthy of acceptance: bhikkhus, bhikkhunīs, laymen (upāsakā), laywomen (upāsikāyo), devas, human beings, asuras, nāgas, and gandhabbas take up his word. Being a Buddha, this is what he obtains. The Blessed One spoke this matter. Concerning that, this is said:
English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.