'Thing' in the Bible

But when Sanballat the Horonite, his servant Tobiah the Ammonite, and Geshem the Arab heard about it, they jeered at us and despised us when they said, "What is this thing that you're doing? You're rebelling against the king, aren't you?"

to return to Jerusalem. I learned of the evil thing that Eliashib had done for Tobiah in furnishing him with a room in the courts of the Temple of God.

I rebuked the officials of Judah, saying to them, "What's this evil thing that you're doing by profaning the Sabbath day?