"That you may serve none but Allah (and follow not the rampant traditions); I am afraid this trend is slowly taking you towards a day of an awful disaster."
“Do not worship any other than Allah... Indeed, I fear for you the suffering of a painful day.”
Sayyed Abbas Sadr-Ameli
That you serve none but Allah; verily, I do fear for you the penalty of a painful day.
Al-muntakhab fi tafsir al-Qur'an al-Karim
"You must not worship but Allah, the Creator, Whom you should adore with appropriate acts and rites". "if you counsel deaf, then I fear for you an immense punishment on a Momentous Day"