Commanded Exodus 23:13, Proverbs 4:25-27

Necessary

In the care of the soul Deuteronomy 4:9

In the house and worship of God Ecclesiastes 5:1

In what we hear Mark 4:24

In how we hear Luke 8:18

In keeping God's commandments Joshua 22:5

In conduct Ephesians 5:15

In speech Proverbs 13:3, James 1:19

In worldly company Psalm 39:1, Colossians 4:5

In giving judgment 1 Chronicles 19:6, 7

Against sin Hebrews 12:15, 16

Against unbelief Hebrews 3:12

Against idolatry Deuteronomy 4:15, 16

Against false Christs, and false prophets Matthew 24:4, 5, 23, 24

Against false teachers Philippians 3:2, Colossians 2:8, 2 Peter 3:16, 17

Against presumption 1 Corinthians 10:12

Promises to 1 Kings 2:4, 1 Chronicles 22:13