"And the blood shall be to you for a token upon the houses where ye are and when I see the blood, I will pass over you, and the plague shall not be upon you to destroy you, when I smite the land of Egypt." - Exodus 12:13
The following sermons are on Exodus 12:13:
The Blood: Can You Imagine What Must Be the Value of the Blood of God's Only Son? by Pastor Charles Haddon Spurgeon (1834-1892)
When I See the Blood I Will Pass Over You, by Rev. Gordon Dane
The Covenantal Crimson Chord: The Blood of Jesus, by Dr. Ian Brown