Truthfulness and oaths (aymān)

قَالُوا۟ تَٱللَّهِ لَقَدْ عَلِمْتُم مَّا جِئْنَا لِنُفْسِدَ فِى ٱلْأَرْضِ وَمَا كُنَّا سَـٰرِقِينَ

They said, "By Allāh, you have certainly known that we did not come to cause corruption in the land, and we have not been thieves."