faithfully: 2 Chronicles 31:12; 2 Kings 12:15, 2 Kings 22:7; Nehemiah 7:2; Proverbs 28:20; 1 Corinthians 4:2
all: 1 Chronicles 6:31-48, 1 Chronicles 15:16-22, 1 Chronicles 16:4-5, 1 Chronicles 16:41, 1 Chronicles 23:5, 1 Chronicles 25:1-31
skill: The verb skill is now obsolete. The meaning is, "every one who is skilful, maiveen:, on instruments of music."