once
رَبِّ اشْرَحْ لِي صَدْرِي وَيَسِّرْ لِي أَمْرِي وَاحْلُلْ عُقْدَةً مِّن لِّسَانِي يَفْقَهُوا قَوْلِي
Meaning
«My Lord, expand [i.e., relax] for me my breast [with assurance]! And ease for me my task! And untie the knot from my tongue, that they may understand my speech»
Source and references
20:25-28The reference is copied from the edition; separate editorial verification is not complete yet.
Source edition: Supplications from the Quran. Open source ↗