Surah Al-Hijr, ayah 97

وَلَقَدۡ نَعۡلَمُ أَنَّكَ يَضِيقُ صَدۡرُكَ بِمَا يَقُولُونَ ٩٧

Walaqad na'lamu annaka yadīqu sadruka bimā yaqūlūn

And We already know that your breast is constrained by what they say.