# the officer on whose hand the king leaned

"the officer who was close to the king" or "the officer who was the king's personal assistant" 

# even if Yahweh should make windows in heaven

"even if Yahweh were to cause much rain to fall from heaven" 

# can this thing happen?

"this could never happen!" 

# you will watch it happen with your own eyes

"you yourself will watch these things happen" 

# but you will not eat any of it

"but you will not eat any of the flour or barely"