Sayyiduna Aidh bin Qurt (may Allah be pleased with him) narrates that the Messenger of Allah (peace and blessings be upon him) said: "Whoever performs (obligatory) prayer and does not complete it, then it will be completed through his voluntary prayers."

It is narrated from Sayyiduna Abdullah bin Amr bin al-As (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said:“Whoever stands (in prayer at night) with ten verses will not be written among the heedless; whoever stands with a hundred verses will be written among the devout; and whoever stands with a thousand verses will be written among those who receive heaps of reward.”

Abu Huraira (may Allah be pleased with him) reports that the Messenger of Allah (peace and blessings be upon him) said: "Whoever recites one hundred verses in a single night (during standing in prayer), he will not be recorded among the heedless, or he will be recorded among those who stand (in prayer)."

It is narrated from Sayyiduna Tamim Dari (may Allah be pleased with him) that the Messenger of Allah (peace and blessings of Allah be upon him) said: "Whoever recites one hundred verses in (the standing of) a night, the reward of standing in prayer for the entire night will be written for him."

Sayyiduna Abu Hurairah (may Allah be pleased with him) narrates that the Messenger of Allah (peace and blessings be upon him) said: "Whoever guards these obligatory prayers will not be written among the heedless, and whoever recites one hundred verses during the night (in prayer), he will be written among the obedient."