Du'a for rescue from tough situation

يَا حَيُّ يَا قَيُّومُ بِرَحْمَتِكَ أَسْتَغِيثُ

Ya hayyu ya qayyumu, birahmatika astaghith.

O Ever-Living, O Sustainer, by Your mercy I seek assistance.

Jāmiʿ al-Tirmidhī 3524