Malachi 4:5-6

5 aBehold, I will send you bElijah the prophet cbefore the great and awesome day of the Lord comes. 6And he will dturn the hearts of fathers to their children and the hearts of children to their fathers, lest I come and estrike the land with a decree of utter destruction.”
The Hebrew term rendered  decree of utter destruction refers to things devoted (or set apart) to the Lord (or by the Lord) for destruction

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