Quran 87:15 — The Most High (Al-A`alaa)

وَذَكَرَ اسمَ رَبِّهِ فَصَلّىٰ

By remembering the name of his Lord and observing the contact prayers (Salat).

[87:14] Successful indeed is the one who redeems his soul.

[87:16] Indeed, you are preoccupied with this first life.