The Messiah's dominion would be everlasting.
OT Prophecy NT Fulfillment
Daniel 7:13-14c
"[13] I saw in the night visions, and, behold, one like the Son of man came with the clouds of heaven, and came to the Ancient of days, and they brought him near before him. [14] And there was given him dominion, and glory, and a kingdom, that all people, nations, and languages, should serve him: his dominion is an everlasting dominion, which shall not pass away, and his kingdom that which shall not be destroyed."
Luke 1:31-33
"[31] And, behold, thou shalt conceive in thy womb, and bring forth a son, and shalt call his name Jesus. [32] He shall be great, and shall be called the Son of the Highest: and the Lord God shall give unto him the throne of his father David: [33] And he shall reign over the house of Jacob for ever; and of his kingdom there shall be no end."
Hebrews 1:8
"But unto the Son he saith, Thy throne, O God, is for ever and ever: a sceptre of righteousness is the sceptre of thy kingdom."

Tanakh - Ketuvim - Daniel 7:13-14c

"[13] I saw in the night visions, and, behold, there came with the clouds of heaven one like unto a son of man, and he came even to the Ancient of days, and he was brought near before Him. [14] And there was given him dominion, and glory, and a kingdom, that all the peoples, nations, and languages should serve him; his dominion is an everlasting dominion, which shall not pass away, and his kingdom that which shall not be destroyed."

Hebrew OT - Daniel 7:13-14c

רבכ אימש יננע-םע וראו איליל יוזחב תיוה הזח   [13]  
.יהוברקה יהומדקו הטמ אימוי קיתע -דעו הוה התא שנא         
אינשלו אימא איממע לכו וכלמו רקיו ןטלש ביהי הלו
   [14]  
התוכלמו הדעי אל-יד םלע ןטלש הנטלש ןוחלפי הל         
.לבחתת אל-יד         

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