The Messiah would establish the "New Covenant" with man.
OT Prophecy NT Fulfillment
Jeremiah 31:31
"Behold, the days come, saith the LORD, that I will make a new covenant with the house of Israel, and with the house of Judah:"
Matthew 26:28
"For this is my blood of the new testament, which is shed for many for the remission of sins."

Tanakh - Neviim - Jeremiah 31:31

"Behold, the days come, saith HaShem, that I will make a new covenant with the house of Israel, and with the house of Judah;"

Hebrew OT - Jeremiah 31:31

לארשי תיב-תא יתרכו הוהי-םאנ םיאב םימי הנה
.השדח תירב הדוהי תיב-תאו

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