The Messiah would be God.

OT Prophecy NT Fulfillment
Psalm 45:6-7b
"[6] Thy throne, O God, is for ever and ever: the sceptre of thy kingdom is a right sceptre. [7] Thou lovest righteousness, and hatest wickedness: therefore God, thy God, hath anointed thee with the oil of gladness above thy fellows."
Hebrews 1:8-9
"[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. [9] Thou hast loved righteousness, and hated iniquity; therefore God, even thy God, hath anointed thee with the oil of gladness above thy fellows."

Tanakh - Ketuvim - Psalm 45:7-8b

"[7] Thy throne given of G-d is for ever and ever; a sceptre of equity is the sceptre of thy kingdom. [8] Thou hast loved righteousness, and hated wickedness; therefore G-d, thy G-d, hath anointed thee with the oil of gladness above thy fellows."

Hebrew OT - Psalms 45:7-8b

.ךתוכלמ טבש רשימ טבש דעו םלוע םיהלא ךאסכ  [7]
ןמש ךיהלא םיהלא ךחשמ ןכ-לע עשר אנשתו קדצ תבהא  [8]
.ךירבחמ ןושש      

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