التفسير التبليغي
(كَذَلِكَ وَقَدْ أَحَطْنَا بِمَا لَدَيْهِ خُبْراً) (91)
Meaning, We were fully aware of his situation.
(وَقَدْ أَحَطْنَا بِمَا لَدَيْهِ) meaning, of troops, equipment, preparations, and means.
(خُبْرًا) meaning, with knowledge that encompassed its apparent and hidden aspects.
Source: التفسير التبليغي