مَا فِيهِمْ إِلَّا مَنْ يُحْفَظُ عَنْهُ وَلَا يُتَحَفَّظُ مِنْهُ
Every person there offered words worth preserving and posed no need for wariness.
The companions are described as people worth listening to rather than people from whom one must guard oneself. This sets a high intellectual standard for the night gathering, making the later stranger’s performance more consequential.
An expert audience raises the stakes: impressing them signals verbal ability. But verbal accomplishment still cannot establish a performer’s character or motive. The narrative differentiates the crowd’s judgment about eloquence from any later judgment about the speaker’s intentions.