The Messiah would proclaim the gospel from the mountain tops.
OT Prophecy NT Fulfillment
Isaiah 52:7
"How beautiful upon the mountains are the feet of him that bringeth good tidings, that publisheth peace; that bringeth good tidings of good, that publisheth salvation; that saith unto Zion, Thy God reigneth!"
Matthew 5:1
"And seeing the multitudes, he went up into a mountain: and when he was set, his disciples came unto him:"
Matthew
7:29
"For he taught them as one having authority, and not as the scribes."
John 14:31
"But that the world may know that I love the Father; and as the Father gave me commandment, even so I do. Arise, let us go hence."

Tanakh - Neviim - Isaiah 52:7

"How beautiful upon the mountains are the feet of the messenger of good tidings, that announceth peace, the harbinger of good tidings, that announceth salvation; that saith unto Zion: 'Thy G-d reigneth!'"

 Hebrew OT - Isaiah 52:7

בוט רשבמ םולש עימשמ רשבמ ילגר םירהה-לע וואנ-המ
.ךיהלא ךלמ ןויצל רמא העושי עימשמ

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