An Arabi came, made his mount kneel, hobbled it, then entered the mosque and prayed behind the Messenger of Allah ﷺ. When the Messenger of Allah ﷺ gave the closing salam, the man went to his mount, untied it, mounted it, and called out, "Allah, have mercy on me and on Muhammad, and do not include anyone else in Your mercy with us."The Messenger of Allah ﷺ said, "Which of the two do you consider more astray, this man or his camel? Did you not hear what he said?"They replied, "Yes, we did."
حدثنا علي بن نصر أخبرنا عبد الصمد بن عبد الوارث من كتابه قال حدثني أبي حدثنا الجريري عن أبي عبد الله الجشمي قال
جاء أعرابي فأناخ راحلته ثم عقلها ثم دخل المسجد فصلى خلف رسول الله ﷺ فلما سلم رسول الله ﷺ أتى راحلته فأطلقها ثم ركب ثم نادى اللهم ارحمني ومحمدا ولا تشرك في رحمتنا أحدا فقال رسول الله ﷺ أتقولون هو أضل أم بعيره ألم تسمعوا إلى ما قال قالوا بلى
[Its chain of transmission is daif] Ahmad reported it: 4/312, from Abdul-Samad, through him, and see hadith no. 380 for the story of the bedouin. * Abu Abdullah Jushami is unknown.