The Messiah would be like the "Light of the Morning."
OT Prophecy NT Fulfillment
2 Samuel 23:2–4b
[2] The Spirit of the Lord spake by me, and his word was in my tongue.
[3] The God of Israel said, the Rock of Israel spake to me: He that ruleth over men must be just, ruling in the fear of God.
[4] And he shall be as the light of the morning, when the sun riseth, even a morning without clouds; as the tender grass springing out of the earth by clear shining after rain.
Revelation 22:16
"I Jesus have sent mine angel to testify unto you these things in the churches. I am the root and the offspring of David, and the bright and morning star."
Tanakh – Neviim – 2 Samuel 23:2–4b
[2] The spirit of HaShem spoke by me, and His word was upon my tongue.
[3] The G-d of Israel said, The Rock of Israel spoke to me: 'Ruler over men shall be the righteous, even he that ruleth in the fear of G-d.'
[4] And as the light of the morning, when the sun riseth, a morning without clouds; when through clear shining after rain, the tender grass springeth out of the earth.
Hebrew OT – 2 Samuel 23:2–4b
[23:2] וַיְדַבֵּר רוּחַ יְהוָה בִּי, וּדְבָרוֹ עַל לְשׁוֹנִי
[3] אֱלֹהֵי יִשְׂרָאֵל אָמַר, צוּר יִשְׂרָאֵל דִּבֶּר אֵלַי: הַשּׂוֹפֵט עַל הָאָדָם יִהְיֶה צַדִּיק בְּיִרְאַת אֱלֹהִים
[4] וְהָיָה כָּאוֹר בַּבֹּקֶר, בְּשֶׁמֶשׁ זוֹרַחַת, בֹּקֶר בְּלִי עֲבָנִים; כַּדֶּשֶׁא הַנִּצְמָד מִן הָאָרֶץ בְּאוֹר נָקִי לְאַחַר גֶּשֶׁם