Romans 11:29

for the gracious gifts and call of God are never taken back.

Romans 8:28

Yes, we know that all things go on working together for the good of those who keep on loving God, who are called in accordance with God's purpose.

Hebrews 7:21

for the Levitical priests were appointed without His taking an oath, but He with His oath, when He said to Him: "The Lord took oath and will not change, You are a priest forever" --

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