Musnad Ahmad 1407

It was narrated that az-Zubair bin al-"Awwam said: The Messenger of Allah (ﷺ) said: “Verily, for a man to carry a rope and gather firewood, then come and sell it in the marketplace and make himself independent of means thereby, so that he can spend on his (needs), is better than him asking people, whether they give him anything or not.”