Linguistic miracle

الٓمٓ

Alif, Lām, Meem.

طسٓمٓ

Ṭā, Seen, Meem.

فَلْيَأْتُوا۟ بِحَدِيثٍ مِّثْلِهِۦٓ إِن كَانُوا۟ صَـٰدِقِينَ

Then let them produce a statement like it, if they should be truthful.