Purpose of parables (notes)

Also relevant (but unsure how to categorize)

1Ki 22:20–23; Pr 25:2; Eze 14:9; Lk 10:21–24; Jn 3:10; 8:27; 9:39–41; 12:16; 20:9; 2Co 4:3–4; 2Th 2:11