Calls here has the sense of “summons,” “orders you to appear,” or “calls you in.”
Occupation: that is, “your work” or “the kind of work you do.”
Quoted with permission from Reyburn, William D. and Fry, Euan McG. A Handbook on Genesis. (UBS Helps for Translators). New York: UBS, 1997. For this and other handbooks for translators see here .