Ramadan, what profession did prophet mohammed do for a livelihood ?

bukhari vol. 4 chap. 88 the prophet said spears were his livelihood; bukhari vol. 3 book 37 # 495 allah made mohammad rich through conquest, raids, plunder and war; sura 59:6-7 mohammad's booty is allah's booty. which was how allah made mohammad rich; .... keep in mind mohammad raided and robed and enslave up 100 villages and towns in the last 9 years of his life as is well recorded in the hadiths.