اللَّهُمَّ إِنِّي أَعُوذُ بِكَ أَنْ أُشْرِكَ بِكَ وَأَنَا أَعْلَمُ، وَأَسْتَغْفِرُكَ لِمَا لَا أَعْلَمُ
Transliteration
Allahumma inni a'udhu bika an ushrika bika wa ana a'lam, wa astaghfiruka lima la a'lam
Translation
O Allah, I seek refuge in You from knowingly associating anything with You, and I seek Your forgiveness for what I do unknowingly.
Reference: Ahmad 4/403