An-Naazi'aat • EN-AL-JALALAYN
﴿ إِلَىٰ رَبِّكَ مُنتَهَىٰهَآ ﴾
“[seeing that] with thy Sustainer alone rests the beginning and the end [of all knowledge] thereof?”
With your Lord it belongs ultimately ultimate knowledge of it lies with Him; none other than Him has any knowledge of it.