Translation:

31. Nor can ye frustrate (aught) (fleeing) through the earth; nor have ye besides Allah anyone to protect or to help.

Notes (Tafseer)

4571. Every evil deed or word or thought must have its evil consequences: but if Allah forgives anything,-and He forgives much, yet no one imagine that he has defeated-or can defeat-Allah's. Will or Plan. The only help or protection that is possible is from Allah. Cf. xxix. 22.