The word "came" can be translated as "went." Also, the words "grain" and "Egypt" are understood. AT: "The sons of Israel went to by grain along with other people who went to Egypt" (See: [[rc://en/ta/man/translate/figs-go]] and [[rc://en/ta/man/translate/figs-ellipsis]])
Here "land" refers to Egypt. AT: "over Egypt" (See: [[rc://en/ta/man/translate/figs-explicit]])
# all the people of the land
Here "land" includes Egypt and other surrounding countries. AT: "all the people of all the nations that came to buy grain" (See: [[rc://en/ta/man/translate/figs-explicit]])