And God is faithful; … (1 Cor 10:13)
God is not human, that he should lie, not a human being, that he should change his mind. Does he speak and then not act? Does he promise and not fulfill? (Num 23:19) ⦿ “The Lord has sworn and will not change his mind: … ” (Heb 7:21)
Because God wanted to make the unchanging nature of his purpose very clear to the heirs…