Sustenance is pre-ordained

Nabi SallAllahu alaihi wa sallam said

“The sustenance for everyone is pre-ordained.

If mankind and Jinns were to unite and try to deprive him of his provision,they could not do so”
(Muslim)

Therefore, a person should make a concise effort for sustenance, not finishing himself, thereby neglecting the rights of his family, his Deen, and the effort to uplift Deen…