Suttas AN 4.248 "The Growth of Wisdom", AN 8.2 "Wisdom", and MN 95 "With Canki" give us instructions on how to put in the causes and conditions for wisdom to develop.
Morning reflection on experiences of insight and enlightenment off the cushion, including some of the experiences of the enlightened bhikkhunis of the Buddha's time.
Excerpts from "Stillness Flowing," the biography of Ajahn Chah written by Ajahn Jayasaro, on merit, particularly emphasizing the merit of cleansing the mind of unwholesome mental states.