(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." (ID)
Reference (ID): Sunan Ibn Majah 741 (ID)
In-book reference (ID): Book 4, Hadith 7 (ID)
English translation (ID): Vol. 1, Book 4, Hadith 741 (ID)