Al-Furqan 25:27

Wayawma yaAAaddu aththalimuAAala yadayhi yaqoolu ya laytanee ittakhathtumaAAa arrasooli sabeela

And the Day the wrongdoer will bite on his hands [in regret] he will say, "Oh, I wish I had taken with the Messenger a way.

And (Be mindful of) the Day the wrongdoer will bite his hands saying, “Would that I had taken a path along with the messenger!