´Hisham bin Urwah narrated from his father, (Urwah) from Abdullah bin AI-Arqam. :` He (Urwah) said: "While standing for the prayer he (Abdullah bin Al-Arqam) took a man by the hand leading him forward, he (Abdullah) was in front of the people, and he said: 'I heard Allah's Messenger say: "When standing for the prayer and one of you finds that he has to relieve himself then let him relieve himself first."
Hadith Referenceسنن ترمذي / كتاب الطهارة عن رسول الله صلى الله عليه وسلم / 142
Hadith Gradingالألبانی:صحيح، ابن ماجة (616)
Hadith Takhrij«سنن ابی داود/ الطہارة 43 (88) ، سنن النسائی/الإمامة 51 (853) ، سنن ابن ماجہ/الطہارة 114 (616) ، ( تحفة الأشراف : 5141) ، موطا امام مالک/ صلاة السفر 17 (49) ، مسند احمد (4/35) ، سنن الدارمی/الصلاة 137 (1467) (صحیح)»