# What, my son? What is it, son of my womb? What do you want, son of my vows?

"You should not be doing what you are doing" or "Do not do the things I am about to warn you against."

# my son ... son of my womb ... son of my vows

The speaker wants the hearer to notice carefully and to respect the one who is talking to him.

# son of my womb

It is best to use a polite term for the body part in which babies grow before they are born.

# son of my vows

The "vows" could be: the mother's marriage vows or a vow after she married that if God allowed her to have a child she would dedicate him to God.