Ginni Thomas, wife of Supreme Court justice, will speak with the House Jan. 6 panel

The House Select Committee to Investigate the January 6th Attack on the U.S. Capitol is seen during a public session in July. The panel has scheduled another hearing for next week. (Alex Brandon/Pool/Getty Images)

Ginni Thomas, wife of Supreme Court Justice Clarence Thomas, has agreed to speak to the House select committee leading the probe into the deadly Jan. 6 attack on the Capitol.

The agreement has been confirmed by an attorney for Ginni Thomas and a source familiar with the committee's discussions who was not authorized to speak on the record.