28:10
وَاَصْبَحَ فُؤَادُ اُمِّ مُوسٰى فَارِغًاؕ اِنْ كَادَتْ لَتُبْدٖی بِهٖ لَوْلَٓا اَنْ رَبَطْنَا عَلٰى قَلْبِهَا لِتَكُونَ مِنَ الْمُؤْمِنٖینَ
Waasbaha fuadu ommi moosa farighan in kadat latubdee bihi lawla an rabatna AAala qalbiha litakoona mina almumineena
Translations
And the heart of Moses' mother became empty [of all else]. She was about to disclose [the matter concerning] him had We not bound fast her heart that she would be of the believers
Saheeh International
And the heart of the mother of Moses became void, and she would have betrayed him if We had not fortified her heart, that she might be of the believers
Marmaduke Pickthall