"fresh heads of grain." This refers to grain from the new harvest.
# What, should I set this before a hundred men?
The man uses this rhetorical question to imply that this is not enough bread to feed 100 men. This can be written as a statement. AT: "That is not enough to feed a hundred men!" (See: [[rc://en/ta/man/translate/figs-rquestion]])
Here Yahweh is referred to by what he said. This phrase is a metonym for Yahweh himself. AT: "Yahweh" (See: [[rc://en/ta/man/translate/figs-metonymy]])