Surah Yusuf 12:59

وَلَمَّا جَهَّزَهُم بِجَهَازِهِمْ قَالَ ٱئْتُونِى بِأَخٍ لَّكُم مِّنْ أَبِيكُمْ ۚ أَلَا تَرَوْنَ أَنِّىٓ أُوفِى ٱلْكَيْلَ وَأَنَا۠ خَيْرُ ٱلْمُنزِلِينَ

And when he had furnished them with their supplies, he said, "Bring me a brother of yours from your father. Do you not see that I give full measure and that I am the best of accommodators?

Translation: Saheeh International

Tafsir

And when he had equipped them with their provision when he had given them the full measure of food he said ‘Bring me a brother of yours from your father namely Benjamin that I might know that you have been truthful in what you said. …

Excerpt from Tafsir al-Jalalayn, commentary on 12:59, via Quran.com. The reader has the full commentary and 9 more tafsirs.