"I heard the Messenger of Allah say: 'Whoever builds a mosque in which the Name of Allah is mentioned, Allah will build a house for him in Paradise.'"
Sunan Ibn Majah Book 4, Hadith 1
← Previous Hadith "The Messenger of Allah said: 'Whoever hears the Adhan when he is in the mosque, then goes out and does not go out for any (legitimate) need and does not intend to return, is a hypocrite.'"

Sunan Ibn Majah Book 3, Hadith 29 Next Hadith → "I heard the Messenger of Allah say: 'Whoever builds a mosque for the sake of Allah, Allah will build something similar for him in Paradise.'"

Sunan Ibn Majah Book 4, Hadith 2