Section XVIII Examination of Parties.

On the Hearing or Trial of any Action, or on any other Proceeding under this Act, the Parties thereto, their Wives, and all other Persons, may be examined upon Oath or solemn Affirmation in those Cases in which Persons are by Law allowed to make Affirmation instead of taking an Oath, such Oath or Affirmation to be administered by the Steward.