Ajahn Brahmali discusses sutta 36 of the Majjhima Nikaya: Mahaasaccaka Sutta - The Greater Discourse To Saccaka (Part 1 of 2). 

"In a less confrontational meeting, the Buddha and Saccaka discuss the difference between physical and mental development. The Buddha gives a long account of the various practices he did before awakening, detailing the astonishing lengths he took to mortify the body," Sutta Central.

Read MN36 here on Sutta Central. Find both parts on bswa.org here.

Please support the BSWA in making teachings available for free online via Patreon.

To find and download more precious Dhamma teachings, visit the BSWA teachings page: https://bswa.org/teachings/, choose the teaching you want and click on the audio to open it up on Podbean.