In Context

42 I will make my arrows drunk with blood, and my sword shall devour flesh; and that with the blood of the slain and of the captives, from the beginning of revenges on the enemy.

43 Rejoice, O you nations, with his people: for he will avenge the blood of his servants, and will render vengeance to his adversaries, and will be merciful to his land, and to his people.

44 And Moses came and spoke all the words of this song in the ears of the people, he, and Hoshea the son of Nun.

45 And Moses made an end of speaking all these words to all Israel:

46 And he said to them, Set your hearts to all the words which I testify among you this day, which you shall command your children to observe to do, all the words of this law.

47 For it is not a vain thing for you; because it is your life: and through this thing you shall prolong your days in the land, where you go over Jordan to possess it.

Deuteronomy 32:45 in Other Translations