Abomination to God: Uncleanness
Source: Nav
Leviticus 18:22
You must not lie with a man as with a woman; that is an abomination.
Leviticus 20:13
If a man lies with a man as with a woman, they have both committed an abomination. They must surely be put to death; their blood is upon them.
Deuteronomy 24:4
then the husband who divorced her first may not remarry her after she has been defiled, for that is an abomination to the LORD. You must not bring sin upon the land that the LORD your God is giving you as an inheritance.