When I sat down to prepare this sermon, I was going to skip the story about King David. It did not seem necessary to what I had in mind to preach. But then I thought, we’ve been reading about David for weeks now, in stories that tear at the heart and stick in the mind: stories about him being just a lad and killing Goliath, and the story about Uriah the Hittite, David’s warrior, whom David has killed so he can marry Uriah’s wife, Bathsheba. …