Quran 70:33 from Surah Al-Ma'aarij on Divine Marvels.
وَٱلَّذِينَ هُم بِشَهَٰدَٰتِهِمۡ قَآئِمُونَ
English translation: And those who [they] in their testimonies stand firm
Transliteration: wa-alladhina hum bishahadatihim qaimuna