Du'a to guide a mother among the guided

اللَّهُمَّ اهْدِ أُمِّي فِيمَنْ هَدَيْتَ، وَعَافِهَا فِيمَنْ عَافَيْتَ

Allahummahdi ummi fiman hadayt, wa 'afiha fiman 'afayt

O Allah, guide my mother among those You have guided, and grant her well-being among those You have granted well-being.

Adapted into the third person feminine from Sunan al-Tirmidhī 464 (Qunūt du'a).