12:64
قَالَ هَلْ ءَامَنُكُمْ عَلَيْهِ إِلَّا كَمَآ أَمِنتُكُمْ عَلَىٰٓ أَخِيهِ مِن قَبْلُ ۖ فَٱللَّهُ خَيْرٌ حَـٰفِظًا ۖ وَهُوَ أَرْحَمُ ٱلرَّٰحِمِينَ
He said, "Should I entrust you with him except [under coercion] as I entrusted you with his brother before? But Allah is the best guardian, and He is the most merciful of the merciful."
Context in Surah Yusuf
Nearby ayahs help place verse 12:64 in sequence and meaning.
وَقَالَ لِفِتْيَـٰنِهِ ٱجْعَلُوا۟ بِضَـٰعَتَهُمْ فِى رِحَالِهِمْ لَعَلَّهُمْ يَعْرِفُونَهَآ إِذَا ٱنقَلَبُوٓا۟ إِلَىٰٓ أَهْلِهِمْ لَعَلَّهُمْ يَرْجِعُونَ
And [Joseph] said to his servants, "Put their merchandise into their saddlebags so they might recognize it when they have gone back to their people that perhaps they will [again] return."
فَلَمَّا رَجَعُوٓا۟ إِلَىٰٓ أَبِيهِمْ قَالُوا۟ يَـٰٓأَبَانَا مُنِعَ مِنَّا ٱلْكَيْلُ فَأَرْسِلْ مَعَنَآ أَخَانَا نَكْتَلْ وَإِنَّا لَهُۥ لَحَـٰفِظُونَ
So when they returned to their father, they said, "O our father, [further] measure has been denied to us, so send with us our brother [that] we will be given measure. And indeed, we will be his guardians."
وَلَمَّا فَتَحُوا۟ مَتَـٰعَهُمْ وَجَدُوا۟ بِضَـٰعَتَهُمْ رُدَّتْ إِلَيْهِمْ ۖ قَالُوا۟ يَـٰٓأَبَانَا مَا نَبْغِى ۖ هَـٰذِهِۦ بِضَـٰعَتُنَا رُدَّتْ إِلَيْنَا ۖ وَنَمِيرُ أَهْلَنَا وَنَحْفَظُ أَخَانَا وَنَزْدَادُ كَيْلَ بَعِيرٍ ۖ ذَٰلِكَ كَيْلٌ يَسِيرٌ
And when they opened their baggage, they found their merchandise returned to them. They said, "O our father, what [more] could we desire? This is our merchandise returned to us. And we will obtain supplies for our family and protect our brother and obtain an increase of a camel's load; that is an easy measurement."
قَالَ لَنْ أُرْسِلَهُۥ مَعَكُمْ حَتَّىٰ تُؤْتُونِ مَوْثِقًا مِّنَ ٱللَّهِ لَتَأْتُنَّنِى بِهِۦٓ إِلَّآ أَن يُحَاطَ بِكُمْ ۖ فَلَمَّآ ءَاتَوْهُ مَوْثِقَهُمْ قَالَ ٱللَّهُ عَلَىٰ مَا نَقُولُ وَكِيلٌ
[Jacob] said, "Never will I send him with you until you give me a promise by Allah that you will bring him [back] to me, unless you should be surrounded by enemies." And when they had given their promise, he said, "Allah, over what we say, is Witness."