The word salt is mentioned 57 times in the canon of 66 https://biblescan.com/searchmore.php?q=salt

Genesis 14:8 Genesis 14:10 Genesis 14:3 Genesis 19:26

Exodus 30:35

Leviticus 2:13 Leviticus 24:7

Numbers 18:19 Numbers 34:12

Deuteronomy 29:23

Joshua 11:8 Joshua 15:2 Joshua 15:5 Joshua 15:62 Joshua 16:8

2 Kings 2:20-21 2 Kings 14:7

2 Chronicles 25:11 Job 6:6 Job 39:6

Colossians 4:6 Psalm 107:34 Ezekiel 16:4 Ezra 6:9 Ezra 7:22 Judges 9:45 1 Chronicles 18:12 2 Samuel 8:13

Ezekiel 43:24 Jeremiah 17:6 2 Chronicles 13:5 Ezekiel 47:11 Joshua 18:19 Deuteronomy 3:17 Joshua 3:16 Numbers 34:3 Joshua 12:3 Zephaniah 2:9 Psalm 60:1 Isaiah 30:24 Jeremiah 48:9 Ezra 4:14 Job 30:4 James 3:11 Ezekiel 47:8-9 Luke 14:35 Leviticus 11:9 Psalm 59:17 Psalm 141:4

Proverbs 25:20

Matthew 5:13 Mark 9:49-50 Luke 14:34 James 3:12