You and each of you are hereby commanded to appear before the Senate of the United States on the —— day of ——, at the Senate Chamber, in the city of Washington, then and there to testify your knowledge in the cause which is before the Senate in which the House of Representatives have impeached ———— ————.
Fail not.
Witness ———— ————, and Presiding Officer of the Senate, at the city of Washington, this —— day of ——, A.D. ——, and of the Independence of the United States the ———.
Form of direction for the service of said subpoena:
The Senate of the United States to ———— ————, greeting:
You are hereby commanded to serve and return the within subpoena according to law.
Dated at Washington, this —— day of ——, A.D. ——, and of the Independence of the United States the ———.
Secretary of the Senate.
Form of oath to be administered to the members of the Senate sitting in the trial of impeachments:
I solemnly swear (or affirm, as the case may be) that in all things appertaining to the trial of the impeachment of ———— ————, now pending, I will do impartial justice according to the Constitution and laws. So help me God.