Matthew Poole and continuators on Ezra 4:5

5 And hired counsellers against them , to frustrate their purpose, all the days of Cyrus King of Persia , even until the reign of Darius king of Persia .

Who by their Artifices and Interests in the Persian Court should give some stop to their work.

For though Cyrus still favoured the Jews, yet he was then diverted by his Wars, and his Son Cambyses was left his Vice-roy, who was a very wicked Prince, and an Enemy to the Jews and their Religion.

Heb. and until, &c. i. e. Not only in the Reign of Cyrus, but also of Cambyses, and of the Magician, after whom was this Darius, of whom see chap. 5, & 6.