Riyad as-Salihin
Riyad as-Salihin 1382
Virtues of Knowledge which is Learnt and Taught for the sake of Allah
Arabic hadith text
وعنه أيضًا رضي الله عنه أن رسول الله صلى الله عليه وسلم قال: "من دعا إلى هدى كان له من الأجر مثل أجور من تبعه لا ينقص ذلك من أجورهم شيئًا ((رواه مسلم)).
Translation
Abu Hurairah (May Allah be pleased with him) reported
The Messenger of Allah (ﷺ) said, "He who calls others to follow the Right Guidance will have a reward equal to the reward of those who follow him, without their reward being diminished in any respect on that account."[Muslim].