Strong’s Hebrew
H5406 — nishtvan
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
נִשְׁתְּוָן
nishtvan — pronounced nish-tev-awn
probably of Persian origin; an epistle:--letter.
2 occurrences in the KJV.
Ezra 4:7
And in the days of Artaxerxes wrote Bishlam, Mithredath, Tabeel, and the rest of their companions, unto Artaxerxes king of Persia; and the writing of the letter was written in the Syrian tongue, and interpreted in the Syrian tongue.
Ezra 7:11
Now this is the copy of the letter that the king Artaxerxes gave unto Ezra the priest, the scribe, even a scribe of the words of the commandments of the LORD, and of his statutes to Israel.