O Allah, make my Hajj accepted, my sins forgiven, and my effort rewarded. — Hajj & Umrah
اللَّهُمَّ اجْعَلْ حَجِّي مَبْرُورًا وَذَنْبِي مَغْفُورًا وَعَمَلِي مَشْكُورًا
Transliteration: Allaahummaj-'al hajjee mabrooran wa dhanbee maghfooran wa 'amalee mashkooraa
Translation: O Allah, make my Hajj accepted, my sins forgiven, and my effort rewarded.
Reference: General supplication