It wasnarrated that 'Abdullah bin 'Umar said:
"I heard the Messengerof Allah (ﷺ) say: 'Whoever performs Tawaf around the House andpraystwo Rak'ah, it is as if he freed a slave.'" (IT)
English reference (IT): Vol. 4, Book 25, Hadith 2956 (IT)
Arabic reference (IT): Book 25, Hadith 3069 (IT)