not find anything (impure), then two rakʿahs at the morning prayer will suffice thee."'—Abú Dáud.
It is related from Anas that, 'The Apostle of God said, "He who performs twelve rakʿahs at the morning prayer, God will build for him a palace of gold in paradise."'—At Tirmidhí, Ibn Májah.
It is related from Abu Saʿíd that he said, 'The Apostle of God used to pray so long in the morning prayers that we used to say, "He will never leave off." And he used to abstain from them so long that we used to say, "He will never pray them."'—At Tirmidhí.
On Voluntary Prayers
It is related from Abú Hurairah that, 'The Apostle of God said to Bilál at the time of the early morning prayers, "O Bilál, inform me of the act which thou hast performed in Islám from which thou hopest most; for verily I heard the noise of thy shoes before me in paradise." He replied, "I never performed any action from which I hoped any thing, with the exception that I never purified myself at any hour of the night or day without praying the prayer laid down for me conformable to that purification."'—Muslim, Al Bukhárí.
On the Prayer called Tasbiḥ
It is related from Ibn ʿAbbás that, 'The Prophet said to ʿAbbás bin ʿAbduʾl-Muṭṭalib, "O ʿAbbás, O my uncle, shall I not give thee, shall I not bestow on thee, shall I not inform thee of ten particular acts which, when thou doest them, God will forgive thee thy sins first and last, old and new, unintentional and intentional, small and great, hidden and disclosed, namely, that thou pray in four rakʿahs and recite in every rakʿah the opening chapter of the Book and any other chapter, and when thou dost finish the recital in the first rakʿah then stand up and say; 'Adoration be to God!' and 'Praise be to God!' 'There is no God but Alláh,' and 'God is great,' fifteen times. Afterwards, that thou perform the bowing down and say the above words whilst bowing ten times. After that thou must raise thy head from the bowings and repeat them whilst thou art bowing ten times. After that thou must raise thy head from the bowings and repeat the words ten
