Verses with the word stock in the New Testament (2 verses):

Acts 13:26
Men and brethren, children of the stock of Abraham, and whosoever among you feareth God, to you is the word of this salvation sent.

Philippians 3:5
Circumcised the eighth day, of the stock of Israel, of the tribe of Benjamin, an Hebrew of the Hebrews; as touching the law, a Pharisee;