[1]

Here, the reason for the disbelievers deserving punishment is mentioned: they would hasten in the footsteps of their forefathers and emulate them despite finding them to be astray. Moreover, they would also turn a blind eye to the clear signs of truth. This is indicative of how following the misguided is a cause for ruin. Those who practice impermissible traditions and attempt to justify them by saying that they were the customs of their forefathers should take heed from this.