Mishkat al-Masabih 1890
Zakat
The Excellence of Sadaqa - Section 1
He reported God’s messenger as saying, “If anyone contributes a pair of anything in God’s path he will be invited to enter by the gates of paradise, for paradise has gates. Those who engage in prayer will be 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 sadaqa will be invited to enter by the gate of sadaqa; and those who fast will be invited to enter by the gate ar-Rayyan.”* Abu Bakr said, “No distress will rest on him who is invited to enter by those gates,** but will anyone be invited to enter by all those gates?” He replied, “Yes, and I hope you may be one.” (Bukhari and Muslim.) * This word means literally 'well-watered,’ or 'fresh’. ** This is explained as meaning ‘by one of those gates,’as one who enters by any gate will get into paradise