أَنِّي مَسَّنِيَ الضُّرُّ وَأَنتَ أَرْحَمُ الرَّاحِمِينَ
annee massaniya alddurru waanta arhamu alrrahimeen
This is the dua of Prophet Ayub (peace be upon him). It can be recited during the time of distress. Harm has afflicted me, and Thou art the most Merciful of the merciful.
Surah Al-Anbiya ,verse 83