Matthew 10:14
And whoever will not receive you, nor hear your words, when you go out of that house or that city, shake off the dust from your feet.
Luke 10:16
He that hears you, hears me; and he that rejects you, rejects me; and he that rejects me, rejects him that sent me.
John 12:48
He that rejects me, and receives not my words, has that which judges him: the word which I have spoken, that shall judge him in the last day.
John 20:23
Whosever sins you forgive, they are forgiven them: whosever sins you retain, they are retained.
1 Thessalonians 4:2
For you know what commandments we gave you by our Lord Jesus.
1 Thessalonians 4:8
Therefore, he that despises, despises not man, but God, who has given us his Holy Spirit.
1 Timothy 5:20
Those who sin rebuke before all, that the rest also may fear.
Hebrews 10:26-29
For if we sin willfully, after we have received the knowledge of the truth, there remains no longer a sacrifice for sins;