Ezra 4:6
Official Complaints Are Lodged Against the Jews
4:6 At the beginning of the reign of Ahasuerus they filed an accusation against the inhabitants of Judah and Jerusalem.
Daniel 9:1
Daniel Prays for His People
9:1 In the first year of Darius son of Ahasuerus, who was of Median descent and who had been appointed king over the Babylonian empire –