And He placed over it heavy mountains (brought forth) from within it and treasured in it (His infinite) blessings (minerals, water reservoirs, natural resources, and other substances and forces and energies) and provided and appointed in it sustenance (i.e. necessities of life for all the creatures. He) accomplished (all that) in four days (i.e. four evolutionary periods. All this sustenance is in fact) equal for all seekers (and the needy).