(2) باب تَشْيِيدِ الْمَسَاجِدِ
It was narrated that 'Umar bin Khattab said:
The Messenger of Allah said: "No people's deeds ever became evil deeds but they started to adorn their places of worship." (ES)
Reference (ES): Sunan Ibn Majah 741 (ES)
In-book reference (ES): Book 4, Hadith 7 (ES)
English translation (ES): Vol. 1, Book 4, Hadith 741 (ES)