الدَّالُّ عَلَی الْخَیْرِ کَفَاعِلِهِ
The person guiding (someone) to do a good deed, is like the one performing the good deed
The 5th of the 40 hadiths gathered by Shah Waliullah ad-Dehlawi in Shah Waliullah's Forty Hadith, given below in the original Arabic with an English translation and its reference.
الدَّالُّ عَلَی الْخَیْرِ کَفَاعِلِهِ
The person guiding (someone) to do a good deed, is like the one performing the good deed
Text from the open hadith-api dataset. Hadith numbering follows that edition and can differ slightly from a printed copy — check the Arabic against a trusted mushaf of hadith before relying on a reference.