Plowing - Elisha’s occupation is an indication of his character. He is emphatically a man of peace. He passes the year in those rural occupations which are natural to the son of a wealthy yeoman - superintending the field-laborers himself, and taking a share in their toils. He thus presents a strong contrast to the stern, harsh, rugged Gileadite, who is almost half an Arab, who seems to have no settled home, no quiet family circle, who avoids the haunts of men, and is content for months to dwell in a cavern instead of under a roof.
With twelve yoke of oxen - He was plowing in a field with eleven other plows at work, each drawn by one yoke of oxen. Plowing with a single pair of oxen was the practice in Egypt, in Assyria, in Palestine, and in modern times throughout Western Asia.
Passed by him - Rather, “crossed over to him.” Perhaps it is meant that he crossed the stream of the Jordan.
Cast his mantle upon him - The action is explained as constituting a species of adoption, because a father naturally clothes his children. The notion of fatherhood and sonship was evidently understood between them 2 Kings 2:9-12.