Circumcision is nothing and uncircumcision is nothing. Instead, keeping God’s commandments is what counts.

when he nullified in his flesh the law of commandments in decrees. He did this to create in himself one new man out of two, thus making peace,

So anyone who breaks one of the least of these commands and teaches others to do so will be called least in the kingdom of heaven, but whoever obeys them and teaches others to do so will be called great in the kingdom of heaven.