Riyad as-SalihinChapter 7Hadith 292
Full Sharh — Riyad as-Salihin 292
وعنه قال: كان رسول الله صلى الله عليه وسلم يتخلف في المسير، فيزجي الضعيف ويردف ويدعو له، ((رواه أبو داود بإسناد حسن)).
English Translation
Jabir (May Allah be pleased with him) reported:: The Messenger of Allah (ﷺ) used to lag behind while travelling and urge the weak to walk quickly. He used to take up someone behind him and make supplication for him..
Source
Riyad as-Salihin(رياض الصالحين)
The Book of Etiquette of Traveling
Hadith Number
292