Verse 41

بَلْ إِيَّاهُ تَدْعُونَ فَيَكْشِفُ مَا تَدْعُونَ إِلَيْهِ إِن شَآءَ وَتَنسَوْنَ مَا تُشْرِكُونَ

However, if you call upon Him alone, He responds to your call if He so wills and you will forget about what you set up as partners for Him.