References – AN 8.63: A Teaching in Brief 
Readings by Ajahn Pasanno: [Right Mindfulness]
Reading: Right Mindfulness pp. 112-113.
Reading: MN 44, Cūḷavedalla Sutta, The Shorter Series of Questions and Answers.
Reading: AN 8.63: “In Brief.”
Reading: MN 101: Devadaha Sutta, At Devadaha.
Reading: AN 8.81: “Training.”
The Four Foundations of Mindfulness [2015], Session 32
“Why did the Buddha ask the monk to develop meditation in many ways [in AN 8.63]?” Answered by Ajahn Pasanno. [Meditation] [Meditation/General advice] [Buddha/Biography] // [Directed thought and evaluation] [Rapture] [Happiness] [Equanimity] [Jhāna] [Calming meditation] [Cessation of Suffering]
Recollection: Ajahn Chah would rarely label meditation states. [Ajahn Chah]
The Four Foundations of Mindfulness [2015], Session 32, Excerpt 2