Genesis 7:18-20

New King James Version

¹⁸ The waters prevailed and greatly increased on the earth, ^(A)and the ark moved about on the surface of the waters. ¹⁹ And the waters prevailed exceedingly on the earth, and all the high hills under the whole heaven were covered. ²⁰ The waters prevailed fifteen cubits upward, and the mountains were covered.