The story of the Bodhisattva seeing the old person, the sick person, and the dead person isn’t in the scriptures. Teaching by Ajahn Pasanno. [Buddha/Biography ] [Tipiṭaka] [Stories] // [Jātaka Tales] [Postulants]
Sutta: DN 14.2 ascribes this story to the previous Buddha Vipassī. [Previous Buddhas]
Sutta: Snp 3.1 describes the Bodhisattva’s going forth.
Devotion and Ritual: Becoming the Buddha [2017], Session 1, Excerpt 10