Translation:

17. As to the Thamud We gave them guidance but they preferred blindness (of heart) to Guidance; so the stunning Punishment of humiliation seized them because of what they had earned.

Notes (Tafseer)

4484. The story of the Thamud usually goes with that of the 'Ad. Cf. xxvi. 140-59; also vii. 73-79, and n. 1043.

4485. "The thunder bolt:" i.e., deafening noises like those of thunder and lightning; or the rumbling of a terrible earthquake. In vii. 78, an earthquake is suggested: see n. 1047 to that verse. Cf. also above. xli. 13.