John Gill Commentary Ezra 7:1

"Now after these things, in the reign of Artaxerxes king of Persia, Ezra the son of Seraiah, the son of Azariah, the son of Hilkiah," — Ezra 7:1 (ASV)

Ver. 1-5. Now after these things
The finishing of the temple, Ezra 7:2

(See Gill on Ezra 7:1).