The blood is a symbol of Yahweh's covenant love to you and I, that He will forever unite Himself to us. Regardless of our unfaithfulness, He remains faithful, so instead of running from God we can now run to Him. This is the simplicity and wonder of what Jesus has done!

Scripture:
Psalm 24:7-10
Isaiah 11:1-2
Isaiah 60:1-3
Isaiah 61:1-4
Luke 4:14-21
John 1:1-18
Romans 5:6-21
Romans 8:1-17
Ephesians 1:3-8
Colossians 1:13-23
Hebrews 1:1-3