20.11 . And when he reached it , he was called by name : O Moses!
20. 20.12 . Lo! I , even I , am thy Lord . So take off thy shoes , for Lo! thou art in the holy valley of Tuwa .
20. 20.13 . And I have chosen thee , so hearken unto that which is inspired .
20. 20.14 . Lo! I , even I , am Allah . There is no God save Me . serve Me and establish worship for My remembrance .
20. 20.15 . Lo! the Hour is surely coming . But I will to keep it hidden , that every soul may be rewarded for that which it striveth ( to achieve ) .
20. 20.16 . Therefor , let not him turn thee aside from ( the thought of ) it who believeth not therein but followeth his own desire , lest thou perish .
20. 20.17 . And what is that in thy right hand , O Moses?
20. 20.18 . He said : This is my staff whereon I lean , and wherewith I beat down branches for my sheep , and wherein I find other uses .
20. 20.19 . He said : Cast it down , O Moses!
20. 20.20 . So he cast it down , and Lo! it was a serpent , gliding .