The Book of Jihad

Riyad as-Salihin, The Book of Jihad
Book 12, Hadith 1305
Narrated 'Ibn 'Abbas (ra):
I heard the Messenger of Allah (pbuh) saying, "Two eyes will never be touched by the fire of Hell; an eye which weeps out of Fear of Allah and an eye which spends the night in guarding in the Cause of Allah ."[At-Tirmidhi].

Riyad as-Salihin, The Book of Jihad
Book 12, Hadith 1306
Narrated 'Zaid bin Khalid (ra):
The Messenger of Allah (pbuh) said, "He who equips a Ghazi (fighter) in the way of Allah is as if he has taken part in the fighting himself; and he who looks after the dependants of a Ghazi in his absence, is as if he has taken part in the fighting himself."[Al-Bukhari and Muslim].

Riyad as-Salihin, The Book of Jihad
Book 12, Hadith 1307
Narrated 'Abu Umamah (ra):
The Messenger of Allah (pbuh) said, "The best of charities is to provide canopy in the Cause of Allah, to pay wages to a servant in the way of Allah, and to provide a camel in the way of Allah (to be used by a Mujahid)."[At-Tirmidhi].