Give voluntary charity as much as possible, for you owe more than merely the zakat obligatory. Make provision from the afterlife by giving while you have health and want to cling to your money out of fear of poverty, seeing life before you. read: Sura 59-9.
Protection against the Fire:
ittaqû-n nâra wa lau bi-shaqqi tamaratin
“Protect yourself against the fire (of Hell),
even by giving away half a piece of a date (in charity). ”
`Adiyy bn Hâtim relates that he heard the Messenger of Allah say it.
Giving Alms – sadaqah:
istanzilû-r rizqa bi-s. s.adaqati
“Seek livelihood by giving alms.”
Saying of `Ali ibn Abi Talib (kw) in -520 no.137 (a: 135)
Generosity in Giving – sadaqah:
man ayqana bi-l khalafi jâda bi-l `at.iyati
“He who is sure of a good return is generous in giving.”