Ezra 7:12
Artaxerxes <0783> [Artaxerxes.]
The title of the king would, in Persian, run thus: {Ardsheer shahinshah,} or {padshah,} "Ardsheer, king of kings," i.e., great or supreme king or emperor.
Ezra <05831> [unto Ezra, etc. or, to Ezra the priest, a perfect scribe of the law of the God of heaven, peace, etc. and at such a time.]
Ezra 7:21
Artaxerxes <0783> [Artaxerxes.]
Trans-Euphrates <05103 05675> [beyond the river.]
Ezra ... priestly <03549 05831> [Ezra the priest.]
Ezra 7:25
wisdom <02452> [the wisdom.]
appoint judges <04483 08200> [set magistrates.]
Trans-Euphrates <05103 05675> [beyond the river.]
That is, "west of the Euphrates," which was beyond with regard to the king of Persia, who was on the east.
know ........... know ...... taught <03046> [teach ye.]