When a judgment is so confessed, the clerk shall endorse upon such confession, or attach thereto, his certificate in manner and form substantially as follows:
"Virginia: In the clerk's office of the __________ court of the __________ of __________.
The foregoing (or attached) judgment was duly confessed before me in my said office on the __________ day of __________, two thousand and __________, at __________ o'clock __________ a.m., p.m. and has been duly entered of record in common-law order book number __________, page __________.
Teste:
____________________ clerk."