are wells: Job 6:14-17; Jeremiah 14:3; Hosea 6:4; Jude 1:12-13
clouds: Ephesians 4:14
mist: "The blackness, ζοφος: strong:G2217, of darkness," darkness itself, says Leigh.
darkness: 2 Peter 2:4; Matthew 8:12, Matthew 22:13, Matthew 25:30; Jude 1:6, Jude 1:13