Having 'seen' the Father's child killing atrocities in the Old Testament
Vengance was not proper when pharoh killed firstborn of Israel?
“However, Samuel said: “Just as your sword has bereaved women of children, so your mother will be most bereaved among women.” With that Samuel hacked Aʹgag to pieces before Jehovah at Gilʹgal.” —“Vengeance is mine I will repay.”