Hadith #320
Ungraded
Chapter: The Book of Prayer
كتاب الصلاة
Arabic Text
وَفِيهَا 1 { فَإِنْ كَانَ مَعَكَ قُرْآنٌ فَاقْرَأْ وَإِلَّا فَاحْمَدِ اَللَّهَ , وَكَبِّرْهُ , وهلِّلْهُ } 21 - أي : في رواية .2 - صحيح . رواه أبو داود (861) .
English Translation
It is also mentionmed in the same Hadith, "If you know any portion of the Qur'an, read it or else say: Alhamdu lillah, Allahu Akbar and La ilaha ill-Allah."
Quran References
Reference: Bulugh al-Maram, Book 2, Hadith 320
Sunnah.com ref: bulugh-maram 320
Islam.wiki ID: IWH-68375