The issue in Leviticus and was never committed gay and lesbian partnerships.
Are gay rights analogous to beastiality rights?
Zoo.Cab - Beastiality archive
There is no textual or contextual reason and no historical reason to believe that Moses and God intended to proscribe committed, faithful, non-cultic partnerships between two men or two women.
Description: Affirming gay marriage in no way attacks or undermines heterosexual marriage.