This suggests that you haven't read the Bible.
1 Samuel 15:3 "Now go and strike Amalek and completely destroy everything that they have; do not spare them, but kill both man and woman, child and infant...".
Numbers 31:17 "Now therefore, kill every male among the little ones, and kill every woman who has known a man by sleeping with him".
All three of the Abrahamic religions have violence in their pasts and in their scriptures, but have many millions of fine, decent believers.