Romans 11:29
For the gifts and the call of God are irrevocable.
Romans 8:28
And we know that in all things God works for the good of those who love him, who are called according to his purpose.
Hebrews 7:21
Those who formerly became priests took their office without an oath, but he became a priest with an oath through the One who said to him, "The Lord has sworn and will not change his mind, 'You are a priest forever.'"
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