سورة Ash-Shuaraa 26:13

وَيَضِيقُ صَدْرِى وَلَا يَنطَلِقُ لِسَانِى فَأَرْسِلْ إِلَىٰ هَـٰرُونَ ١٣

And ˹so˺ my heart will be broken and my tongue will be tied. So send Aaron along ˹as a messenger˺