"The Knower of the unseen" (6) – the secret – "and the witnessed" – the manifest. "The Grand" – meaning: the Exalted. "The Most High" – above what the polytheists have said.
﴿عَالم الْغَيْب﴾ ٦ السِّرّ ﴿وَالشَّهَادَة﴾ الْعَلَانِيَة ﴿الْكَبِير﴾ يَعْنِي: الْعَظِيم ﴿المتعال﴾ عَمَّا قَالَ الْمُشْركُونَ