What is the meaning of Zechariah 9:9?

* The two F.O.G. Bibles & Commentary below are currently a work in progress.

Rejoice greatly, O Daughter of Zion! Shout in triumph, O Daughter of Jerusalem! See, your King comes to you, righteous and victorious, humble and riding on a donkey, on a colt, the foal of a donkey.

Berean Standard Bible (BSB)

Rejoice greatly, daughter of Zion! Shout, daughter of Jerusalem! Behold, your King comes to you! He is righteous, and having salvation; lowly, and riding on a donkey, even on a colt, the foal of a donkey.

World English Bible (WEB)

Rejoice{H1523}{(H8798)} greatly{H3966}, O daughter{H1323} of Zion{H6726}; shout{H7321}{(H8685)}, O daughter{H1323} of Jerusalem{H3389}: behold, thy King{H4428} cometh{H935}{(H8799)} unto thee: he is just{H6662}, and having salvation{H3467}{(H8737)}; lowly{H6041}, and riding{H7392}{(H8802)} upon an ass{H2543}, and upon a colt{H5895} the foal{H1121} of an ass{H860}.

Strong's King James

Rejoice greatly, daughter of Tziyon, Shout! Daughter of Yerushalayim, See, your King is coming to you, He is righteous and victorious, Poor, and mounted on a donkey, Even on a colt, the son of a female donkey.

The F.O.G*

The F.O.G Paraphrase

Rejoice exceedingly, O daughter of Zion, Shout, O daughter of Jerusalem, Lo, thy King doth come to thee, Righteous—and saved is He, Afflicted—and riding on an ass, And on a colt—a son of she-asses.

Young's Literal Translation