Sunan an-Nasa'i 2193

It was narrated that Az-Zuhir said:"Urwah bin Az-Zubair told me that 'Aishah told him: 'The Messenger of Allah went out in the middle of the night to pray in the Masjid, and he led the people in prayer; and he quoted the same Hadith, in which she said: 'He used to encourage the people to pray Qiyam n Ramadan, without insisting on that.' He said: 'Whoever spends the night of Lailat Al-Qadr in prayer out of faith and in the hope of reward, he will be forgiven his previous sins.' He said: 'And the Messenger of Allah passed away when this was the state of affairs