Sahih Muslim | Book 5 | Chapter 25

Narrated by Abu Huraira
Abu Huraira reported Allah's Messenger (may peace be upon him) assaying: If anyone contributes a pair of anything for the sake of Allah, he would be invited to enter Paradise (with these words): O servant of Allah, it is good (for you). These who engage in prayer will he invited to enter by the gate of prayer; those who take part in Jihad will be Invited to enter by the gate of Jihad; those who give charity will be invited to enter by the gate of charity; and those who observe fast will be invited to enter by the gate Ar-Rayyan. Abu Bakr Siddiq said: Messenger of Allah, is it necessary that a person be invited through one of these gates? Will anyone he invited to enter by all those gates? The Messenger of Allah (way peace be upon him) said: Yes, and I hope you will be one of them.

Narrated by Zuhri
This hadith has been narrated by Zuhri through another chain of transmitters.

Narrated by Abu Huraira
Abu Huraira reported Allah's Messenger (may peace be upon him) as saying: He who spent pairs for the sake of Allah, the guardians of Paradise would call him, (in fact) every guardian of the door (of Paradise would welcome him saying): O, so and so, come on. Upon this Abu Bakr said: Messenger of Allah, (it means) there would be no distress on this person. The Messenger of Allah (may peace be upon him) said: I hope you would be among them.

Narrated by Abu Huraira
Abu Huraira reported that the Messenger of Allah (may peace be upon him) said: Who has observed fast among you today? Abu Bakr (Allah be pleased with him) replied: It is I. He (the Holy Prophet again) said: Who among you followed the bier today? Abu Bakr (Allah be pleased with him) replied: It is I. He (the Holy Prophet again) said: Who among you led a poor man today? Abu Bakr (Allah he pleased with him) replied: It is I. He (again) said: Who among you visited an invalid today? Abu Bakr (Allah be pleased with him) said: It is I. Upon this the Messenger of Allah (may peace be upon him) said: Anyone in whom (these good deeds) are combined will certainly, enter paradise.