إِنْ نَحْنُ إِلَّا بَشَرٌ مِثْلُكُمْ
We are only human beings like you.
The messengers acknowledge their humanity while rejecting the conclusion that no human may receive a divine mission. The reply accepts the true part of the objection without conceding its false inference.
A key rhetorical lesson follows: similar restriction formulas can perform different argumentative functions depending on who speaks, who is addressed, and what claim is being answered.