20:104
نَحْنُ اَعْلَمُ بِمَا یَقُولُونَ اِذْ یَقُولُ اَمْثَلُهُمْ طَرٖیقَةً اِنْ لَبِثْتُمْ اِلَّا یَوْمًاࣖ
Nahnu aAAlamu bima yaqooloona ith yaqoolu amthaluhum tareeqatan in labithtum illa yawman
Translations
We are most knowing of what they say when the best of them in manner will say, "You remained not but one day
Saheeh International
We are Best Aware of what they utter when their best in conduct say: Ye have tarried but a day
Marmaduke Pickthall