References – MN 28: The Greater Discourse on the Simile of the Elephant’s Footprint 
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
Readings by Ajahn Pasanno: [Mindfulness of breathing] [Mindfulness of body] [Elements] [Mindfulness of feeling]
Right Mindfulness pp. 119-121.
Sutta: MN 28: Mahāhatthipadopama Sutta, The Greater Discourse on the Simile of the Elephant’s Footprint.
The Four Foundations of Mindfulness [2015], Session 37
Comment: Our group talked about what we use to deal with our thoughts, the Four Noble Truths, and perfectionism. [Four Noble Truths] [Directed thought and evaluation]
Response by Ajahn Pasanno: “You can’t go wrong by coming back to the Four Noble Truths.”
Simile: The footprint of all animals fit within the footprint of an elephant. In the same way, all the teachings of the Buddha will fit into the Four Noble Truths. — Sariputta, MN 28 [Similes] [Teaching Dhamma] [Great disciples]
Two Kinds of Thought and the Removal of Distracting Thoughts [2017], Session 3, Excerpt 3
“Dependent co-origination is referred to as Dhamma. The unoriginated and unconditioned is also Dhamma. Could you explain?” Answered by Ajahn Amaro. [Dependent origination] [Dhamma] [Unconditioned] // [Cessation] [Conventions]
Sutta: MN 28.22: One who sees Dependent Origination sees the Dhamma.