The Messiah's coming would be announced by a man coming in the spirit of Elijah (John The Baptist).

OT Prophecy NT Fulfillment
Malachi 4:5
"Behold, I will send you Elijah the prophet before the coming of the great and dreadful day of the LORD:"
Matthew 3:1-2
"[1] In those days came John the Baptist, preaching in the wilderness of Judaea, [2] And saying, Repent ye: for the kingdom of heaven is at hand."
Matthew 11:13-14
"[13] For all the prophets and the law prophesied until John. [14] And if ye will receive it, this is Elias, which was for to come."

Tanakh - Neviim - Malachi 3:23

"Behold, I will send you Elijah the prophet before the coming of the great and dreadful day of the Lord:"

Hebrew OT - Malachi 3:23

הוהי םוי אוב ינפל איבנה הילא תא םכל חלש יכנא הנה
.ארונהו לודגה

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