يَا حَيُّ يَا قَيُّومُ بِرَحْمَتِكَ أَسْتَغِيثُ
Transliteration
Ya Hayy ya Qayyum birahmatika astaghith
English meaning
O Ever-Living, O Self-Sustaining! I seek help through Your mercy.
When is it recited?
In times of distress.
Its virtue
The Prophet ﷺ recited this in moments of difficulty.
Source
Tirmidhi, Da'awat 91