وَمَآ أَدْرَىٰكَ مَا ٱلْحَآقَّةُ Qur’an Al-Haqqah (69:3)Wam a adr a ka m a al ha qqa tu
Implying that this sudden perception of the ultimate reality will be beyond anything that man can anticipate or imagine: hence, no answer is given to the above rhetorical question.