Quran 33:70 from Surah Al-Ahzaab on Divine Marvels.
يَٰٓأَيُّهَا ٱلَّذِينَ ءَامَنُواْ ٱتَّقُواْ ٱللَّهَ وَقُولُواْ قَوۡلٗا سَدِيدٗا
English translation: O you who believe O you who believe O you who believe Fear Allah and speak a word right
Transliteration: yaayyuha alladhina amanu ittaqu al-laha waqulu qawlan sadidan