Taha Verse 27

and remove the impediment from my tongue

and loosen the knot from my tongue,

Unloose the knot upon my tongue, t

Untie my tongue,

And loose a knot from my tongue.

"And remove the impediment from my speech,

and loosen the knot from my tongue

Remove the defect of my tongue

“And untie the knot of my tongue.”

Remove the hitch from my tongue,

"Loose a knot from my tongue (to make my speaking more fluent),

`And remove the impediments from my tongue,

And untie/undo (the) difficulty/knot from my tongue/speech

"And untie the knot of my tongue."

And loosen the knot from my tongue

"And make loose the knot (the defect) from my tongue, (i.e. remove the incorrectness from my speech) [That occurred as a result of a brand of fire which Musa (Moses) put in his mouth when he was an infant]. [Tafsir At-Tabari, Vol. 16, Page 159].

And ease my affair for me:

And loose the knot from my tongue,

And loose a knot from my tongue,

and my tongue fluent

Unloose the knot upon my tongue,

"And loosen the knot from my tongue,"

Loosen the knot in my tongue,

And untie the knot from my tongue.

And undo the knot upon my tongue -- the result of his having been burnt by a live coal which he had placed [accidentally] in his mouth as a child;

يَفْقَهُوا قَوْلِي

And loosen my tongue and untie its impeding knot to allow me free expression