Gideon had a powerful encounter with the angel of the Lord - Gave the name at the alter - Judges 6:24
Hebrew word shalom = welling being, contentment, harmony, fulfillment, and wholeness.
It communicates a total state of well-being which comes from a proper relationship with God
The blessing of God brings the peace of God
He is the source of your peace - Ephesians 2:14
Peace is the result of God's Spirit working in your life - Galatians 5:22