H5406–נִשְׁתְּוָן–nish.te.van

And in the days of Artaxerxes, Bishlam, Mithredath, Tabeel, and the rest of his companions, wrote to Artaxerxes king of Persia; and the writing of the letter was written in Aramaic, and interpreted in Aramaic.

הַֽנִּשְׁתְּוָ֔ן (נִּשְׁתְּוָ֔ן) nish.te.Van “letter”

And this is the copy of the letter that king Artaxerxes gave to Ezra the priest, the scribe, a scribe of the words of the commandments of Jehovah, and of his statutes to Israel:

הַֽנִּשְׁתְּוָ֗ן (נִּשְׁתְּוָ֗ן) nish.te.Van “letter”