Hebrews 9:27
Deuteronomy 6:5
Deuteronomy 30:6

God knows our heart inside and out
1 Chronicles 29:16-19
Jeremiah 12:3
Revelation 2:23
Psalms 44:21
Hebrews 4:12
1 Thessalonians 3:13
2 Corinthians 4:6
Matthew 25:46

Characteristics of evil hearts
Proverbs 6:12-19
Jeremiah 17:9-10
Matthew 15:8
Proverbs 19:3

Characteristics of a clean heart
Matthew 6:33
2 Chronicles 19:3
Matthew 5:8
Psalms 84:2
Psalms 119:11
Romans 6:17
Matthew 22:37-38
1 John 4:7-21
John 14:3