9:75
۞ وَمِنْهُم مَّنْ عَـٰهَدَ ٱللَّهَ لَئِنْ ءَاتَىٰنَا مِن فَضْلِهِۦ لَنَصَّدَّقَنَّ وَلَنَكُونَنَّ مِنَ ٱلصَّـٰلِحِينَ
9:75
And some of them have made covenant with God: 'If He gives us of His bounty, we will make offerings and be of the righteous.' - A. J. Arberry (English)