10 times
((لاَ إِلَهَ إِلاَّ اللَّهُ وَحْدَهُ لاَ شَرِيكَ لَهُ، لَهُ الْمُلْكُ وَلَهُ الْحَمْدُ، وَهُوَ عَلَى كُلِّ شَيْءٍ قَدِيرٌ)) (عشرَ مرَّات) ، أَوْ (مرَّةً واحدةً عندَ الكَسَلِ).
Edition transliteration
La ilaha illal-lah, wahdahu la shareeka lah, lahul-mulku walahul-hamd, wahuwa AAala kulli shay-in qadeer. [ten times or once if lazy]
Meaning
(None has the right to be worshipped except Allah, alone, without partner, to Him belongs all sovereignty and praise, and He is over all things omnipotent.)( [ten times or once if lazy])
Source and references
Hisn al-Muslim, entry 92.The reference is copied from the edition; separate editorial verification is not complete yet.
Source edition: Fortress of the Muslim. Open source ↗
