Allah's House in the Seventh Heaven

Then we travelled on till we reached the seventh heaven ... . ... Then the Bait-ul-Ma'mur was raised up to me [Mohammed]. I said: O Gabriel! what is this? He replied: It is the Bait-ul-Ma'mur. Seventy thousand angels enter into it daily and, after they come out, they never return again.

Sahih Muslim 164 a
(In-book reference: Book 1 (The Book of Faith), Hadith 323)
(USC-MSA web (English) reference: Book 1, Hadith 314 (deprecated))

Then we ascended to the seventh heaven ... . ... Then I was shown Al-Bait-al-Ma'mur (i.e. Allah's House). I asked Gabriel about it and he said, This is Al Bait-ul-Ma'mur where 70,000 angels perform prayers daily and when they leave they never return to it (but always a fresh batch comes into it daily).'

Sahih al-Bukhari 3207
(In-book reference: Book 59 (Beginning of Creation), Hadith 18)
(USC-MSA web (English) reference: Vol. 4, Book 54, Hadith 429 (deprecated))

Then we came to the seventh heaven ... . ... Then I was taken up to the Oft-Frequented House (Al-Bait al-Ma'mur) and I asked Jibra'il about it, and he said: 'This is Al-Bait al-Ma'mur in which seventy thousand angels pray everyday, and when they leave it they never come back.'

Sunan an-Nasa'i 448
(In-book reference: Book 5 (The Book of Salah), Hadith 1)
(USC-MSA web (English) reference: Vol. 1, Book 5, Hadith 449 (deprecated))

Then I was taken up to the seventh heaven. ... (The gate) was opened for us and there I found Ibrahim (Abraham peace be upon him) reclining against the Bait-ul-Ma'mur and there enter into it seventy thousand angels every day, never to visit (this place) again.

Sahih Muslim 162 a
(In-book reference: Book 1 (The Book of Faith), Hadith 318)
(USC-MSA web (English) reference: Book 1, Hadith 309 (deprecated))

Then Gabriel ascended with me to the seventh heaven ... . ... Then Al-Bait-ul-Ma'mur (i.e. the Sacred House) was shown to me ...

Sahih al-Bukhari 3887
(In-book reference: Book 63 (Merits of the Helpers in Madinah), Hadith 113)
(USC-MSA web (English) reference: Vol. 5, Book 58, Hadith 227 (deprecated))