"The verb indicates effortless activity, as a king who utters commands to his subjects"

Genesis 1-4 - 7:52amBereishis 1, p. 39, states that “The verb indicates effortless activity, as a king who utters commands to his subjects...Midrash Tehilim 18:26 states, ...
www.indepthbible.org/commentaries/torah/genesis/gen1-2.pdf