John 20:22-23
22 And when he had said this, he breathed on them and said to them,  “Receive the holy Spirit. 23 Whose sins you forgive are forgiven them, and whose sins you retain are retained.”

Matthew 18:18
18 Amen, I say to you, whatever you bind on earth shall be bound in heaven, and whatever you loose on earth shall be loosed in heaven.

2 Corinthians 5:18
18 And all this is from God, who has reconciled us to himself through Christ and given us the ministry of reconciliation,

James 5:14-16
14 Is anyone among you sick?^* He should summon the presbyters of the church, and they should pray over him and anoint [him] with oil in the name of the Lord, 15 and the prayer of faith will save the sick person, and the Lord will raise him up. If he has committed any sins, he will be forgiven.