(1) باب فَضْلِ الدُّعَاءِ
It was narrated from Nu'man bin Bashir that :
the Messenger of Allah (saas) said: "Indeed the supplication is the worship." Then he recited: "And your Lord said: Invoke Me, I will respond to you." (ID)
Reference (ID): Sunan Ibn Majah 3828 (ID)
In-book reference (ID): Book 34, Hadith 2 (ID)
English translation (ID): Vol. 5, Book 34, Hadith 3828 (ID)