يُسَبِّحُونَ ٱلَّيْلَ وَٱلنَّهَارَ لَا يَفْتُرُونَ
Yusabbi h oona allayla wa al nnah a ra l a yafturoon a they extol His limitless glory by night and by day, never flagging [therein].
 - Mohammad Asad
They glorify Him night and day; and do not pause.
 - Muhammad Farooq-i-Azam Malik
They glorify 'Him' day and night, never wavering.
 - Mustafa Khattab
They glorify (Him) night and day; they flag not.
 - Marmaduke Pickthall
They celebrate His praises night and day nor do they ever flag or intermit.
 - Abdullah Yusuf Ali