Abdullah bin Mubarak عبد الله بن المبارك · The Chapters on Business Transactions

"O people, fear Allah and be moderate in seeking a living, for no soul will die until it has received all its provision, even if it is slow in coming. So fear Allah and be moderate in seeking provision; take that which is permissible and leave that which is forbidden. "

the Prophet (ﷺ) was treated with cupping and he gave him (the cupper) his wages. (Sahih)Ibn Abu 'Umar was alone in narrating it. That was said by Ibn Majah.

"Makhrafah Al' Abdi and I brought linens from Hajar The Messenger of Allah (ﷺ) came to us to bargain with us with some trousers. There was someone with me who weighed (the goods) in exchange for a wage. So the Prophet (ﷺ) said to the one weighing: 'Weigh and add more.'"