here are a couple bible verses:
my mom wrote a whole article/paper about it a little bit ago..
26 For this reason God gave them up to dishonorable passions. Their women exchanged natural relations for unnatural, 27 and the men likewise gave up natural relations with women and were consumed with passion for one another, men committing shameless acts with men and receiving in their own persons the due penalty for their error.
22 You shall not lie with a male as with a woman; it is an abomination. 23 And you shall not lie with any beast and defile yourself with it, neither shall any woman give herself to a beast to lie with it: it is perversion. 24 "Do not defile yourselves by any of these things, for by all these the nations I am casting out before you defiled themselves;