A suitable sacrifice had to be offered so that the sins of mankind could not only be covered, but be completely paid for, forgiven, removed, and forgotten.
Hebrews 9 and 10 clarify the Atonement ritual of Leviticus 16. The author makes no mention of Satan, but says that Jesus bears our sins like the azazel goat.
On the Day of Atonement, we are to afflict our souls by fasting. We do no work, signifying that we did absolutely no work to attain our salvation.
The Day of Atonement is not fulfilled with the binding of Satan. Rather, there are numerous prophecies of God atoning for the sins of physical Israel.
Man's estrangement from God is wholly man's fault. Atonement denotes the way harmony is achieved, making the entire world at one or reconciled with God.
God the Father does not take the minimization of His Son's sacrifice lightly, as some Protestant theologians imply with their cheap grace doctrine.
The blood of Christ, a propitiation or appeasing force, the only means to satisfy God's pure sense of justice, is a testimony of God's intense love for us.
The cleansing of Joshua's filthy robes in Zechariah 3 is a future application of the cleansing in Leviticus 16, when Jesus Christ cleanses Israel in the future.
Reconciliation is the product of a sacrifice to pacify the wrath of an offended person. We must imitate Christ in His approach toward hostility from others.
When Adam and Eve were given the death sentence by God, they also received hope that through the offspring of Eve a Savior would be born to crush the serpent.
In Leviticus 23, God's festivals are called appointed times. One appointed time for ancient Israel was the fulfillment of the 70 Weeks prophecy of Daniel.
It is easy to fall into the traps of judgmentalism, gossip, and unforgiveness. We must overcome our natural reactions and use forbearance in our relationships.
Genesis 6:1-4 summarize what led to God's rejection of the pre-flood civilization: men chose wives solely on the basis of sex appeal and external beauty.