Genesis 7:6 in the World English Bible
Noah was six hundred years old when the flood of waters came on the earth.
Context
5 And Noah did according unto all that the LORD commanded him.
6 And Noah was six hundred years old when the flood of waters was upon the earth.
7 And Noah went in, and his sons, and his wife, and his sons’ wives with him, into the ark, because of the waters of the flood.