Verses with the word bondwoman in the New Testament (3 verses):

Galatians 4:23
But he who was of the bondwoman was born after the flesh; but he of the freewoman was by promise.

Galatians 4:30
Nevertheless what saith the scripture? Cast out the bondwoman and her son: for the son of the bondwoman shall not be heir with the son of the freewoman.

Galatians 4:31
So then, brethren, we are not children of the bondwoman, but of the free.