Malachi 4:5-6

Amplified Bible

⁵ “Behold, I am going to send you Elijah the prophet before the coming of the great and terrible day of the Lord.^{(A) 6} He will turn the hearts of the fathers to their children, and the hearts of the children to their fathers [a reconciliation produced by repentance], so that I will not come and strike the land with a curse [of complete destruction].”^(B)