FBI Director Christopher Wray will inform lawmakers that the bureau’s “most immediate concern” is that individuals or small groups inspired by events in the Middle East will carry out attacks against the U.S. homeland.

While there was a “heightened risk of violence in the United States before Oct. 7,” that threat has grown with a “gallery of foreign terrorist organizations call for attacks against Americans and our allies,” Wray will say in his opening remarks before the House Appropriations Committee on Thursday afternoon.