Ezra 4:7

The Letter to King Artaxerxes

7In the days of Artaxerxes, Bishlam and aMithredath and Tabeel and the rest of their associates wrote to Artaxerxes king of Persia. The letter was written bin Aramaic and translated.
Hebrew  written in Aramaic and translated in Aramaic, indicating that 4:8–6:18 is in Aramaic; another interpretation is  The letter was written in the Aramaic script and set forth in the Aramaic language

Isaiah 36:11-12

11Then Eliakim, Shebna, and Joah said to the Rabshakeh, “Please speak to your servants din Aramaic, for we understand it. Do not speak to us in the language of Judah within the hearing of the people who are on the wall.” 12But the Rabshakeh said, “Has my master sent me to speak these words to your master and to you, and not to the men sitting on the wall, who are doomed with you to eat their own dung and drink their own urine?”

Daniel 2:4

4Then ethe Chaldeans said to the king in Aramaic,
The text from this point to the end of chapter 7 is in Aramaic
g“O king, live forever! Tell your servants the dream, and we will show the interpretation.”
Copyright information for ESV