Narrated Abu Wail:
Hudhaifa said, "The Verse:-- "And spend (of your wealth) in the Cause of Allah and do not throw yourselves in destruction," (2.195) was revealed concerning spending in Allah's Cause (i.e. Jihad). (JA)
USC-MSA web (English) reference: Vol. 6, Book 60, Hadith 41 (JA)
Arabic reference (JA): Book 65, Hadith 4516 (JA)