1- For paying fines or heavy loans and debts.
2- When a person is in desperate need and is very poor.
3- For paying blood money or heavy compensation.
That man said: my need is one of those mentioned needs and Imam Hussain (AS) ordered to pay him 100 dinars [1].
[1] Beharul Anwaar, Vol. 75, Page 118.
www.shafaqna.com/english