﴿ وَمَآ أَدْرَىٰكَ مَا ٱلْعَقَبَةُ ﴾

“And what could make thee conceive what it is, that steep uphill road?”

(Ah, what will convey unto thee) O Muhammad (what the Ascent is!) it is a smooth hurdle between Paradise and hell. Allah said this to arouse the Prophet's astonishment.