2 Samuel 11:4

11:4 David sent some messengers to get her. She came to him and he had sexual relations with her. (Now at that time she was in the process of purifying herself from her menstrual uncleanness.) Then she returned to her home.

2 Samuel 12:31

12:31 He removed the people who were in it and made them do hard labor with saws, iron picks, and iron axes, putting them to work at the brick kiln. This was his policy with all the Ammonite cities. Then David and all the army returned to Jerusalem.