Importance of Ziyarat of Imam Hussain (as): Whoever refrains from Ziyarat of Imam Hussain (as) will be disowned by Holy Prophet sw and his progeny. Ziyarat of Imam Hussain (as) causes the increase in livelihood and cause forgiveness of 50 years sins, if a person passes away in the way to ziyarat the angels will reveal on him/her and give him bath and open a door for him to the Heaven and nice smell discharges in his grave, if he returns safely doors of livelihood will open for him.
If a person is not able to go to Ziyarat of Imam Hussain (as) due to illness but sponsors a person for that for each Dirham he spends in this way Allah swt will reward him good deeds (Hasanat) equal to the mountain of Uhud in Mecca, and compensate him multiple times what he has spent and remove all calamities from him and his belonging will be safe. (Kamil Al-Ziyarat page129).