Note: this is only the tip of the iceberg... you also cannot eat meat and dairy in the same meal, etc... it's kinda spread throughout different books of the bible... God wasn't very organized when he wrote all those books...
...
Why did God need to repeat this law 3 times? Wouldn't a perfect God write it perfectly the first time?
perhaps you could show us the verses that say we can't eat meat and milk together.
(Admits that it's not in the Bible, showing himself to be a liar and hypocrite, but claims that some other Jews said it or something)