To be a pious Muslim - 1
رَبَّنَا لاَ تَجْعَلْنَا مَعَ الْقَوْمِ الظَّالِمِينَ
Rabbanaa Laa Taj-a’lnaa Ma – A’l Qawmiz’ Z’aalimeen
Our Lord! Place us not with the people who are Zaalimoon (polytheists and wrong doers).
Surah Al-A'raf - 7:47
Supplication
To be a pious Muslim
2 duas with Arabic, transliteration and translation.
To be a pious Muslim - 2
رَبِّ فَلَا تَجْعَلْنِي فِي الْقَوْمِ الظَّالِمِينَ
Rabbi fala tajAAalnee fee alqawmi aththalimeen
My Lord, then do not place me among the wrongdoing people.
Surah Al-Mu'minoon - 23:94Each dua is shown with its reference where the source records one, so you can check it. Duas whose wording you intend to rely on in worship are worth confirming with a qualified teacher.