O Allah, protect me with Islam while I am standing, protect me with Islam while — Protection
اللَّهُمَّ احْفَظْنِي بِالْإِسْلَامِ قَائِمًا وَاحْفَظْنِي بِالْإِسْلَامِ قَاعِدًا وَاحْفَظْنِي بِالْإِسْلَامِ رَاقِدًا وَلَا تُشْمِتْ بِي عَدُوًّا حَاسِدًا
Transliteration: Allaahummah-fadhnee bil-islaami qaa'iman wahfadhnee bil-islaami qaa'idan wahfadhnee bil-islaami raaqidan wa laa tushmit bee 'aduwwan haasidaa
Translation: O Allah, protect me with Islam while I am standing, protect me with Islam while I am sitting, protect me with Islam while I am lying down, and do not let an enemy or envier gloat over me.
Reference: An-Nasa'i 8:282, Al-Hakim