This Is My Faith - Al-fatlawi, Ali - الصفحة ٣٧٠ - Words on Visiting Graves
just a close slave to the Almighty Allah whose prayers are answered more than mine.
Third, they are virtuous people and forgive only with God’s will and according to certain conditions, that is, the one asking for forgiveness and salvation has to be believing in the Almighty Allah, the Messenger of Allah (PBUH) and his pure offspring (PBUT); they follow the instructions of the Messenger of Allah (PBUH), but they have certain sins that prevent their prayers from being answered.
Fourth, the Most Exalted Allah, in the Noble Quran, provides us concrete evidence in this regard:
(And We did not send any apostle but that he should be obeyed by Allah's permission; and had they, when they were unjust to themselves, come to you and asked forgiveness of Allah and the Apostle had also asked forgiveness for them, they would have found Allah Oft-returning to mercy, Merciful)٤;٦٤.
With a bit of consideration, one can find out that repentance and forgiveness is associated with the Messenger of Allah (PBUH); we should try forgiveness