Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) said: "Hajj is (in) well-known months" [Surah al-Baqarah: 197] refers to Shawwal, Dhu al-Qa'dah and ten days of Dhu al-Hijjah.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الحج / 8711
Hadith Gradingمحدثین:صحيح
Hadith Takhrij«صحيح۔ مستدرك حاكم 2/ 303۔ دارقطني 2/ 226»