Ranks of momineen

Not equal are those of the believers who sit (at home), except those who are disabled (by injury or are blind or lame), and those who strive hard and fight in the Cause of Allâh with their wealth and their lives. Allâh has preferred in grades those who strive hard and fight with their wealth and their lives above those who sit (at home). Unto each, Allâh has promised good (Paradise), but Allâh has preferred those who strive hard and fight, above those who sit (at home) by a huge reward;

An-Nisa 95