What is the ruling on saying, "I did what was required of me, and the rest is up to Allah"?

The questioner : Some people say, "I did what was required of me, and the rest is up to Allah," O Shaykh?

The Shaykh : You should correct the intention.

The questioner : Yes, Shaykh.

The Shaykh : If by saying "the rest is up to Allah" he means abandoning an obligation that Allah has made obligatory upon him, then that is not permissible. A person must fulfill the obligation completely. However, if it was a voluntary act, or if it was an obligation but he was unable to complete the rest of it, the apparent meaning of people’s saying "the rest is up to Allah" is that Allah will forgive me and that He will reward me for leaving the act due to my inability. This is the apparent meaning of this phrase among people. Yes.

The questioner : May Allah reward you with good. If he says, "O Shaykh, I did what was required of me, and I ask Allah for success," and then makes a supplication after that?

The Shaykh : If he says, "I did what was required of me, and I ask Allah for success and acceptance," then this