Ezra 4:7

In the days of Artaxerxes wrote Bishlam, Mithredath, Tabeel, and the rest of his companions, to Artaxerxes king of Persia; and the writing of the letter was written in Syrian, and set forth in the Syrian language.

2 Kings 18:26

Then Eliakim the son of Hilkiah, and Shebnah, and Joah, said to Rabshakeh, "Please speak to your servants in the Syrian language; for we understand it. Do not speak with us in the Jews' language, in the hearing of the people who are on the wall."

Daniel 2:4

Then spoke the Chaldeans to the king in the Syrian language, "O king, live forever: tell your servants the dream, and we will show the interpretation."

Isaiah 36:11

Then Eliakim, Shebna and Joah said to Rabshakeh, "Please speak to your servants in Aramaic, for we understand it; and do not speak to us in the Jews' language in the hearing of the people who are on the wall."

Ezra 4:9

then Rehum the chancellor, and Shimshai the scribe, and the rest of their companions, the Dinaites, and the Apharsathchites, the Tarpelites, the Apharsites, the Archevites, the Babylonians, the Shushanchites, the Dehaites, the Elamites,

Ezra 4:17

Then the king sent an answer to Rehum the chancellor, and to Shimshai the scribe, and to the rest of their companions who dwell in Samaria, and in the rest of the country beyond the River: Peace, and so forth.

Ezra 5:6

The copy of the letter that Tattenai, the governor beyond the River, and Shetharbozenai, and his companions the Apharsachites, who were beyond the River, sent to Darius the king;

Treasury of Scripture Knowledge

Summary

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.

Bishlam

The syrian tongue

Bible References

Bishlam

Ezra 4:9
then Rehum the chancellor, and Shimshai the scribe, and the rest of their companions, the Dinaites, and the Apharsathchites, the Tarpelites, the Apharsites, the Archevites, the Babylonians, the Shushanchites, the Dehaites, the Elamites,
Ezra 5:6
The copy of the letter that Tattenai, the governor beyond the River, and Shetharbozenai, and his companions the Apharsachites, who were beyond the River, sent to Darius the king;

The syrian tongue

Isaiah 36:11
Then Eliakim, Shebna and Joah said to Rabshakeh, "Please speak to your servants in Aramaic, for we understand it; and do not speak to us in the Jews' language in the hearing of the people who are on the wall."
Daniel 2:4
Then spoke the Chaldeans to the king in the Syrian language, "O king, live forever: tell your servants the dream, and we will show the interpretation."