The rich man of the parable did not deserve to die according to the law; instead, he must repay four lambs (compare Exodus 22:1). Interestingly, David later lost four of his sons:
Bathsheba’s first child (2 Samuel 12:18)
Amnon (2 Samuel 13:29)
Absalom (2 Samuel 18:14–15)
Adonijah (1 Kings 2:25)