Sayyiduna Ibn Mas'ud (may Allah be pleased with him) said: If your companion is impure, then take a ritual bath; and if he is a believer, then why should we take a bath because of a believer? Its chain is not strong.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الطهارة / 1470
Hadith Gradingمحدثین:صحيح لغيره
Hadith Takhrij«صحيح لغيره۔ اخرجه ابن ابي شيبه 11138»