Revelation 13:8 All inhabitants of the earth will worship the beast -- all whose names have not been written in the book of life belonging to the Lamb that was slain from the creation of the world. (NIV)
1 Peter 1:18-20 For you know that it was not with perishable things such as silver or gold that you were redeemed from the empty way of life handed down to you from your forefathers, 19 but with the precious blood of Christ, a lamb without blemish or defect. 20 He was chosen before the creation of the world, but was revealed in these last times for your sake. (NIV)
Jesus' death on the cross was not an after thought by God after the event of mankind falling into sin. No. It had been settled before in all eternity past.
Genesis 3:21 The LORD God made garments of skin for Adam and his wife and clothed them
Leviticus 17:11 For the life of a creature is in the blood, and I have given it to you to make atonement for yourselves on the altar; it is the blood that makes atonement for one's life.
Speak to all the congregation of Israel, saying: 'On the tenth day of this month every man shall take for himself a lamb, according to the house of his father, a lamb for a household. Exodus 12:3 NKJV
1. Genesis chapter three - An animal is sacrificed and its blood is shed for a person.
2. Exodus chapter twelve - An animal is sacrificed and its blood is shed for a family.
3. Exodus chapter thirty and Leviticus 16: 3-34 - An animal is sacrificed and its blood is shed for a nation.
4. John 1:29 - Jesus, the Lamb of God, is sacrificed, and His blood is shed for the world.