King Cyrus was fulfilled by Christ Ahnsahnghong

Christ Ahnsahnghong is the savior of the age of holy spirit.
King Cyrus fulfilled the prophecy of Isaiah 46:11 initially, Christ Ahnsahnghong, the savior who came from the far off land in the east South Korea, completely fulfilled the prophecy by bringing the New Covenant Passover in order to release His people from the spiritual Babylon in this New Testament age.
let's get to know about Christ Ahnsahnghong through King Cyrus.

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King Cyrus fulfilled the prophecy
by conquering Babylon and releasing the physical Israelites who were captured.
"However, he did not completely fulfill the prophecy."

Just like many stories in the Old Testament, such as being freed from Egypt and enter the land of Canaan after crossing through the desert, the history of the Israelites being freed from Babylon through a king who appeared from the east is just a shadow to let us know what is going to happen in the New Testament times. The prophecy in Isaiah is only a shadow of what will happen in the New Testament as its reality.
The book of Revelation prophesies the appearance of the Savior who will destroy the spiritual Babylon (the great prostitute, false church) and to set His people free.

Revelation 18:1-4 After this I saw another angel coming down from heaven. He had great authority, and the earth was illuminated by his splendor. With a mighty voice he shouted: “ ‘Fallen! Fallen is Babylon the Great!’ She has become a dwelling for demons and a haunt for every impure spirit, a haunt for every unclean bird, a haunt for every unclean and detestable animal. For all the nations have drunk the maddening wine of her adulteries. The kings of the earth committed adultery with her, and the merchants of the earth grew rich from her excessive luxuries.” Then I heard another voice from heaven say: “ ‘Come out of her, my people,’ so that you will not share in her sins, so that you will not receive any of her plagues;’ ”