Probably in the 580s, when he was a teenager.
We don't really know. We know very little about Muhammad's early life.
Prophet Muhammad (SAW) was a shepherd and a trader.
He was a shepherd
He was a shepherd
Prophet Muhammad (peace be upon him) was shepherd and then trader.
He was shepherd and then merchant
Shepherd and merchant
Muhammad PBUH worked in Mecca before His prophecy as : 1. Shepherd 2. Merchant
He was born in Mecca and his occupation was a shepherd
Before being prophet, Muhammad (PBUH) was a shepherd and a merchant. Then he was assigned by God as prophet through God revelation of Quran to him by God through the angel Gabriel (Jibril).
He was working as Shepherd and as Merchant. In the meantime, he was meditating in the cave of Hiraa in Makkah (Mecca in English).
After working as a shepherd, Muhammad engaged in trade and became a successful merchant. He worked for Khadijah, a wealthy widow, managing her caravan trade, which helped him gain a reputation for honesty and integrity. This experience in commerce and his interactions with diverse communities significantly influenced his later life and teachings.
Prophet Muhammad (PBUH) was shepherd and trader