Al-Mukhtasar
قَالُوا۟ رَبُّنَا يَعْلَمُ إِنَّآ إِلَيْكُمْ لَمُرْسَلُونَ ﴿١٦﴾
The three messengers said in response to the denial by the people of the town: Our Lord knows that we have been sent by Him to you, O people of the town! That is enough evidence for us.