Because God wanted to make the unchanging nature of his purpose very clear to the heirs of what was promised, he confirmed it with an oath. God did this so that, by two unchangeable things [his word in Ge 12 and his oath in Ge 22] in which it is impossible for God to lie, we [the generations long after Abraham and his heirs] who have fled to take hold of the hope offered to us may be greatly encouraged. (Heb 6:13, 17–18, emphasis mine) 9. The New Testament writers make a strong connection between