The Messiah would come from the lineage of David.
OT Prophecy NT Fulfillment
Psalm 89:35–36
[35] Once have I sworn by my holiness that I will not lie unto David.
[36] His seed shall endure for ever, and his throne as the sun before me.
Matthew 1:1
"The book of the generation of Jesus Christ, the son of David, the son of Abraham."
Tanakh – Ketuvim – Psalms 89:36–37
[36] Once have I sworn by My holiness: Surely I will not be false unto David;
[37] His seed shall endure for ever, and his throne as the sun before Me.
Hebrew OT – Psalms 89:36–37
[89:36] נִשְׁבַּעְתִּי בְקָדְשִׁי
אִם־לְדָוִד אֲכַזֵּב
[89:37] זַרְעוֹ לְעוֹלָם יִהְיֶה
וְכִסְאוֹ כַשֶּׁמֶשׁ נֶגְדִּי