ٱلَّذِينَ هُمْ فِى خَوْضٍ يَلْعَبُونَ
Alla th eena hum fee khaw d in yalAAaboon a all those who [throughout their lives] but idly played with things vain -
 - Mohammad Asad
who are engaged in their useless sports.
 - Muhammad Farooq-i-Azam Malik
those who amuse themselves with falsehood!
 - Mustafa Khattab
Who play in talk of grave matters;
 - Marmaduke Pickthall
That play (and paddle) in shallow trifles.
 - Abdullah Yusuf Ali