Observing the Supererogatory Night Prayer (Qiyam)
Muhammad Al-Hashimy Mustafa
The Messenger of Allah (sallAllaahu ‘aIaihi wasallam) said: "Whoever, with
faith and the intention to earn the reward, observes the fast of Ramadan and
spends some part of the night in remembrance of Allah, is forgiven for all the
sins he has committed so far." 
The Prophet (sallAllhu ‘aIaihi wa sallam) and his companions were in the habit
of practising Qiyam at night. Aisha, (may Allah be pleased with her), said:
"Do not miss the Qiyam, for the Prophet (sallAllhu ‘aIaihi wa sallam) had
never missed it. Even when he was sick or tired, he would pray at night in a
Narrated by Alkama Ibn Qais, "I stayed overnight with Abdullah Ibn Mas'ud who
prayed at night reciting the Qur'an till it was near to the end of the night;
and then he ended with "Witr" (a single prostration).
Narrated by Al Safib Ibn Zaid: The Imam used to read hundreds of Ayaat (verses
of the Qur'an); thus we had to lean on sticks. They never left before it was
Muslims have to perform "Taraweeh" prayers, (i.e. prayers, performed at night
after Al-Isha in Ramadan) with the Imam. The Prophet (sallAllahu ‘alaihi wa
"Whoever prays at night with his Imam till the latter leaves, will be rewarded
as if he prayed the whole night."
 Transmitted by Bukhari.
 Narrated by Ahl Al-Sunan
Source: How Do We Receive Ramadan?