There are many rebellious people who try to deceive others with smooth talk. This is especially true of those who say that Gentiles who believe in Jesus have to be circumcised.
But stay away from foolish disagreements, long ancestry lists, arguments, and fights about what the law teaches. None of those things do any good or help anybody.
“What do you think? Suppose a man owns 100 sheep and one of them wanders away. Won’t he leave the 99 sheep on the hills and go look for the one that wandered off?