Ajahn Brahm discusses sutta 72 of Majjhima Nikaya: Aggi-Vacchagotta Sutta: To Vacchagotta on Fire.
Read MN72: Aggi-Vacchagotta Sutta: To Vacchagotta on Sutta Central.
Teachings are available for downloading from the BSWA Podcast and Deeper Dhamma Podcast. Videos can be viewed on the BSWA Youtube Channel.