Knowledge of Truth

وَلَا يَمْلِكُ ٱلَّذِينَ يَدْعُونَ مِن دُونِهِ ٱلشَّفَـٰعَةَ إِلَّا مَن شَهِدَ بِٱلْحَقِّ وَهُمْ يَعْلَمُونَ

And those they invoke besides Him do not possess [power of] intercession; but only those who testify to the truth [can benefit], and they know.