No longer will one teach his neighbor or his brother, saying, ‘Know the Lord,’ for they will all know Me, from the least to the greatest of them” — this is the Lord’s declaration. “For I will forgive their wrongdoing and never again remember their sin.
Paul said, “John baptized with a baptism of repentance, telling the people that they should believe in the One who would come after him, that is, in Jesus.”
“Repent,” Peter said to them, “and be baptized, each of you, in the name of Jesus Christ for the forgiveness of your sins, and you will receive the gift of the Holy Spirit.
God presented Him as a propitiation through faith in His blood, to demonstrate His righteousness, because in His restraint God passed over the sins previously committed.