Daniel 1:21

And Daniel remained there until the first year of King Cyrus.

Scripture: Berean Standard Bible (BSB), public domain

WHEN

605 BC

dated by the text itself

The first of the three deportations, in the same year as the Battle of Carchemish.

WHO RULED

MEANWHILE

605 BC Syria

Nebuchadnezzar defeats the Egyptians at Carchemish

The battle that hands the Levant to Babylon, in the same year that Daniel 1:1 begins.

SOURCES

date — Daniel 1:1 dates itself by the third year of Jehoiakim; the Babylonian Chronicle (ABC 5) puts Nebuchadnezzar's first campaign in the Levant in 605 BC.
Nebuchadnezzar II — Babylonian Chronicles (ABC 5), which date the Battle of Carchemish and the first campaign against Judah; Berossus, cited by Josephus in Against Apion I
Neco II — Babylonian Chronicles (ABC 5), Battle of Carchemish; Herodotus II
Nebuchadnezzar defeats the Egyptians at Carchemish — Babylonian Chronicle (ABC 5); Jeremiah 46:2 names the same battle

SEE ALSO