Beyond the obligatory Zakat, Islam strongly encourages voluntary giving.
Sadaqah (Voluntary Charity)
Any voluntary act of giving. Can be money, food, time, a smile, or removing something harmful from the road.
"Charity does not decrease wealth." — Prophet Muhammad ﷺ (Muslim)
Sadaqah Jariyah (Ongoing Charity)
Charity that continues to benefit after death:
"When a person dies, his deeds come to an end except for three: Sadaqah Jariyah, knowledge benefiting others, or a righteous child who prays for him." — Prophet Muhammad ﷺ
A waqf is a permanently dedicated asset whose proceeds benefit a charitable purpose in perpetuity.
How it works:
1. A person donates an asset (land, building, money)
2. The asset cannot be sold, gifted, or inherited
3. The income/benefit flows to the designated beneficiaries forever
Historical examples: Al-Azhar University (founded 970 CE as a waqf), thousands of mosques, hospitals, and schools across the Muslim world.
Modern digital waqf: Many organizations now accept small waqf contributions pooled into large assets — wells in Africa, mosques, schools.
The Quran uses the beautiful metaphor: "The example of those who spend their wealth in the way of Allah is like a seed of grain which grows seven spikes; in each spike is a hundred grains." (2:261)
This 700-fold return is spiritual, but scholars also note that societies with strong charitable traditions tend to thrive economically through the circulation of wealth.