herhalende in English:

I don't know why I bother repeating myself.

Would you mind repeating the question?

Your joke bears repeating.

The two mirrors facing each other created a repeating image that went on to infinity.

Repeating a mistake without recognizing it as one, is the biggest mistake of all.

Well really, you are always repeating the same mistake.

When an answer is not forthcoming, questioners assert their rights to an answer by repeating the question.

Although I broke test tubes and played about with chemicals for fun, I did occasionally manage to obey the teacher's instructions as well; repeating experiments that others had long ago undertaken.

Simply repeating the same method won't do any good.