يَا حَيُّ يَا قَيُّوْمُ، بِرَحْمَتِكَ أَسْتَغِيْثُ

Ya ‘hayyi-u ya qayyumu bira’hmatika astagith

O Ever Living, O Self-Subsisting and Supporter of all, by Your mercy I seek assistance. Whenever a matter would distress him, the Prophet (ﷺ) would say (above dua)

Reference: Hasan (Albani). Tirmidhi: 3524