Ash-Shu'ara-13, Surah The Poets Verse-13

And my chest straitens and my tongue does not speak plainly. Therefore send Aaron.

And my breast straiteneth, and my tongue moveth not quickly: so send for Harun.

and I will become upset and my tongue will fail me. So send for Aaron [to join me].

"And my breast will be constricted (so that I fail to show the necessary perseverance and tolerance), and my tongue will not be free (to convey Your Message with the right fluency), so appoint Aaron as a Messenger beside me.

My heart is constrained, my tongue falters, so delegate Aaron;

“I feel hesitant, and my tongue does not speak fast, therefore make Haroon also a Noble Messenger.”

`And my bosom straitens, (and my heart fails me), and my tongue is not fluent (for feeling inadequate to deliver the message I am entrusted with), therefore send to Aaron (to help me).

and my breast will be straitened, and my tongue will not be loosed; so send to Aaron.

Said he, "My Lord! Verily, I fear that they will call me liar;

"And my breast straitens, and my tongue expresses not well. So send for Harun (Aaron) (to come along with me).

He said: My Lord, I fear that they will reject me.

And by breast straitens, and my tongue is not eloquent, therefore send Thou to Haroun (to help me);

And I shall be embarrassed, and my tongue will not speak plainly, therefor send for Aaron (to help me).

I feel nervous and my tongue is not fluent, so send Aaron with me.

and my chest will become constricted and my tongue will not be loosed (in my speech), therefore, send to Aaron.

And that my breast will tighten and my tongue will not be fluent, so send for Aaron.

“I feel hesitant, and my tongue does not speak fast, therefore make Haroon also a Noble Messenger.”

And I become stressed, and my tongue is not fluent, so send Aaron too.

and "my breast is straitened and my tongue is not fluent; so send Aaron as well;

"My breast will be straitened. And my speech may not go (smoothly): so send unto Aaron.