Why should the nations say, Where is their God? let him be known among the nations in our sight by the revenging of the blood of your servants which is shed.
Read Chapter 79
Augustine of Hippo
AD 430
13. But that which he addeth, "lest at any time they should say among the Gentiles, Where is their God?" (ver. 10) must be taken as rather for the Gentiles themselves. For to a bad end they come that have despaired of the true God, thinking that either He is not, or doth not help His own, and is not merciful to them. But this which followeth, "and that there may be known among the nations before our eyes the vengeance of the blood of Thy servants which hath been shed:" is either to be understood as of the time, when they believe in the true God that used to persecute His inheritance; because even that is vengeance, whereby is slain the fierce iniquity of them by the sword of the Word of God, concerning which hath been said, "Gird Thou Thy sword:" or when obstinate enemies at the last are punished. For the corporal ills which they suffer in this world, they may have in common with good men. There is also another kind of vengeance; that wherein the Church's enlargement and fruitfulness i...