This du'a means:
 

"I witness that there is no God but Allah: He is One and has no partner.
"And I witness that our master Muhammad is His servant and His Messenger.
"O God ! Make me one of those who repent and who are pure.
"Praise and gratitude are due to You, my God!
"I witness that there is no god but You: I beseech Your forgiveness, and repent to You.
 
        "AND MAY PEACE AND BLESSING OF ALLAH BE BESTOWED ON OUR MASTER MUHAMMAD, UPON HIS FAMILY AND UPON HIS COMPANIONS."