Waikhtilafi allayli waalnnahari wama anzala Allahu mina alssamai min rizqin faahya bihi alarda baAAda mawtiha watasreefi alrriyahi ayatun liqawmin yaAAqiloona
And in the alternation of Night and Day, and the fact that Allah sends down Sustenance from the sky, and revives therewith the earth after its death, and in the change of the winds,- are Signs for those that are wise.