قوله تعالى : ( وقال الله لا تتخذوا إلهين اثنين إنما هو إله واحد فإياي فارهبون)
Allah, may He be glorified, said to all His servants: Do not take two beings of worship. The being deserving of worship is only one who has no second nor any partner. So fear Me only and do not fear others besides Me.