>>18302792This is just one of the problems in the Old Testament.
There's some more here:
https://www.youtube.com/watch?v=RB3g6mXLEKkBasically in the New Testament we get 4 overlapping accounts of the same story, so it's kind of easy to pick apart the contradictions. It's a bit harder in the New Testament, although there are times when the same story is told twice and we can see the errors.
One of them is when David defeats the armies of a rival king, see here:
https://www.youtube.com/watch?v=EAmsUay36Ww&t=216The bigger problem with the Old Testament is all the ridiculous nonsense, like talking animals, magic, the over emphasis on barbaric blood rituals (more on that later), and Noah's ridiculous boat ride.