Verses with the word assur in the Old Testament (2 verses):

Ezra 4:2
Then they came to Zerubbabel, and to the chief of the fathers, and said unto them, Let us build with you: for we seek your God, as ye do; and we do sacrifice unto him since the days of Esarhaddon king of Assur, which brought us up hither.

Psalms 83:8
Assur also is joined with them: they have holpen the children of Lot. Selah.