Quran 2:69 — The Heifer (Al-Baqarah)

They said, "Call upon your Lord to show us her color." He said, "He says that she is a yellow heifer, bright colored, pleases the beholders."

[2:68] They said, "Call upon your Lord to show us which one." He said, "He says that she is a heifer that is neither too old, nor too young; of an intermediate age. Now, carry out what you are commanded to do."

[2:70] They said, "Call upon your Lord to show us which one. The heifers look alike to us and, GOD willing, we will be guided."