It's already agreed that it's as objective a moral standard as one could be.
Jesus was only referenced as a rhetorical flourish. I prefer Kant's articulations, but the Jesus books include a not necessarily religious moral philosophy.
Society cannot hold together, when people make exceptions for themselves, or play the 'you did it first, so it's o.k. for me' game. That indicates an absence of moral principles.
Should we cut off a man and woman who had sex during the woman's period from society?