"O Banu Abd Manaf, do not prevent anyone from circumambulating this House of praying at any time of the night or day he wishes."
Sunan an-Nasa'i Book 24, Hadith 307
← Previous Hadith "Speak little when you are perfoming Tawaf for you are in a state of Salah". (Sahih Mawquf)

Sunan an-Nasa'i Book 24, Hadith 306 Next Hadith → "I complained to the Messenger of Allah that I was sick, and he said: 'Perform Tawaf behind the people while you are riding.' So I performed Tawaf while the Messenger of Allah was praying beside the House, and reciting: 'The Tur (Mount), and by the Book Inscribed.'"

Sunan an-Nasa'i Book 24, Hadith 308