Surah Al-Baqarah, Verse 69

قَالُواْ ٱدۡعُ لَنَا رَبَّكَ يُبَيِّن لَّنَا مَا لَوۡنُهَاۚ قَالَ إِنَّهُۥ يَقُولُ إِنَّهَا بَقَرَةٞ صَفۡرَآءُ فَاقِعٞ لَّوۡنُهَا تَسُرُّ ٱلنَّٰظِرِينَ٦٩

qālū ud'ʿu lanā rabbaka yubayyin lanā mā lawnuhā qāla innahu yaqūlu innahā baqaratun ṣafrāu fāqiʿun lawnuhā tasurru l-nāẓirīna

They said, "Call upon your Lord to show us what is her color." He said, "He says, 'It is a yellow cow, bright in color - pleasing to the observers.'"