37:11
فَٱسْتَفْتِهِمْ أَهُمْ أَشَدُّ خَلْقًا أَم مَّنْ خَلَقْنَآ ۚ إِنَّا خَلَقْنَـٰهُم مِّن طِينٍۢ لَّازِبٍۭ
Then inquire of them, [O Muhammad], "Are they a stronger [or more difficult] creation or those [others] We have created?" Indeed, We created men from sticky clay.
Context in Surah As-Saffat
Nearby ayahs help place verse 37:11 in sequence and meaning.
دُحُورًۭا ۖ وَلَهُمْ عَذَابٌۭ وَاصِبٌ
Repelled; and for them is a constant punishment,
إِلَّا مَنْ خَطِفَ ٱلْخَطْفَةَ فَأَتْبَعَهُۥ شِهَابٌۭ ثَاقِبٌۭ
Except one who snatches [some words] by theft, but they are pursued by a burning flame, piercing [in brightness].
بَلْ عَجِبْتَ وَيَسْخَرُونَ
But you wonder, while they mock,
وَإِذَا ذُكِّرُوا۟ لَا يَذْكُرُونَ
And when they are reminded, they remember not.