Tafsir al-Jalalayn — al-A’la 87:11

but the wretched one al-ashqā means al-shaqī that is to say the disbeliever will shun it that is the reminder in other words he will leave it aside not looking at it

Tafsir al-Jalalayn — al-A’la 87:15

and mentions the Name of his Lord saying Allāhu akbar ‘God is Great’ and prays the five prayers — and such are the concerns of one working towards the Hereafter concerns which the Meccan disbelievers shun.