2 John 1:10
If anyone comes unto you and does not bring this doctrine, do not receive him into your house neither say unto him, Welcome:
Titus 3:10
A man that is a heretic, after the first and second admonition, reject him,
Galatians 1:8-9
But even if we, or an angel from heaven, were to preach any other gospel unto you than that which we have preached unto you, let him be anathema.
Romans 16:17-18
And I beseech you, brethren, mark those who cause dissensions and offences outside of the doctrine which ye have learned, and avoid them.
1 Corinthians 5:11
But now I have written unto you not to associate with anyone calling himself a brother if he is a fornicator or covetous or an idolater or a railer or a drunkard or an extortioner; with such a one do not even eat.
2 Thessalonians 3:6
Now we charge you, brethren, in the name of our Lord Jesus Christ, that ye withdraw yourselves from every brother that walks out of order, and not after the doctrine which ye received of us.
2 Thessalonians 3:14
And if anyone does not hearken unto our word by this epistle, note that one and do not join with him, that he may be ashamed.
Genesis 24:12
And he said, O LORD, God of my master Abraham, I pray thee, to have a good encounter this day and show mercy unto my master Abraham.
Psalm 129:8
Neither did those who go by say, The blessing of the LORD be upon you; we bless you in the name of the LORD.
1 Corinthians 16:22
If any man does not love the Lord Jesus Christ, let him be anathema. Our Lord has come.
2 Timothy 3:5-6
having the appearance of godliness, but denying the power thereof: from such turn away.
2 John 1:11
For he that says unto him, Welcome, is partaker of his evil deeds.