Ali 'Imran 3:191

ٱلَّذِينَ يَذۡكُرُونَ ٱللَّهَ قِيَٰمٗا وَقُعُودٗا وَعَلَىٰ جُنُوبِهِمۡ وَيَتَفَكَّرُونَ فِي خَلۡقِ ٱلسَّمَٰوَٰتِ وَٱلۡأَرۡضِ رَبَّنَا مَا خَلَقۡتَ هَٰذَا بَٰطِلٗا سُبۡحَٰنَكَ فَقِنَا عَذَابَ ٱلنَّارِ 191

Who remember Allah while standing or sitting or [lying] on their sides and give thought to the creation of the heavens and the earth, [saying], "Our Lord, You did not create this aimlessly; exalted are You [above such a thing]; then protect us from the punishment of the Fire