I've written down around 20 pages of quotes from web sites I've visited (some anti-gay, some pro-gay) but I didn't write down where each quote came from.
Among some of the conservative religious sites I visited were Focus on the Family, Citizens for Parents Rights, Operation Save America, Free Republic, The Illinois Family Institute, World Harvest Church, Reclaiming America for Christ, Christian Forums, The Christian Post, and many others.
However, the quote your asking about is from Judge Roy Moore. The one above it is from Jerry Falwell. And the third one is from a web site called Life Way: