Matthew 7:6

Give not that which is holy to dogs, nor throw your pearls before swine, lest they trample them under their feet, and turn again and tear you.

Philippians 3:2

Beware of the dogs, beware of the evil workers, beware of the concision.

2 Peter 2:22

But it has happened to them according to the true proverb: The dog has turned again to his own vomit; and, The sow that was washed, to her wallowing in the mire.

Revelation 22:15

With out are dogs and sorcerers and lewd persons and murderers and idolaters, and every one that loves and makes a lie.

Treasury of Scripture Knowledge

Summary

Thou shalt not bring the hire of a whore, or the price of a dog, into the house of the LORD thy God for any vow: for even both these are abomination unto the LORD thy God.

Bible References

Dog

Matthew 7:6
Give not that which is holy to dogs, nor throw your pearls before swine, lest they trample them under their feet, and turn again and tear you.
Philippians 3:2
Beware of the dogs, beware of the evil workers, beware of the concision.
2 Peter 2:22
But it has happened to them according to the true proverb: The dog has turned again to his own vomit; and, The sow that was washed, to her wallowing in the mire.
Revelation 22:15
With out are dogs and sorcerers and lewd persons and murderers and idolaters, and every one that loves and makes a lie.