References – DN 33: Reciting in Concert 
Sutta / Dīgha Nikāya / DN 33: Saṅgītisutta

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Readings from A Burden off the Mind by Ajahn Ṭhānissaro, pp. 17-20 By Ajahn Pasanno:

§8: excerpt from MN 28: Mahāhatthipadopama Sutta.

§9: excerpt from SN 22.57.

§10: excerpt from MN 44: Cūḷavedalla Sutta.

§11: excerpt from SN 22.57.

§12: excerpt from SN 22.57.

§13: excerpt from Sangīti Sutta (DN 33).

§14: excerpt from MN 44: Cūḷavedalla Sutta.

§15: excerpt from SN 22.57.

§16: excerpt from SN 22.57.

§17: excerpt from MN 109: Mahāpuṇṇama Sutta.

Sutta: SN 22.1, Khandhasaṁyutta, “Nakulapitā.”

The Fourth Foundation of Mindfulness [2013], Session 24