Genesis 8:3

And the waters returned from off the earth continually: and after the end of the hundred and fifty days the waters were abated.

The waters receded from off the earth continually. After the end of one hundred fifty days the waters decreased.

and the waters returned from off the earth continually: and after the end of a hundred and fifty days the waters decreased.

And turn back do the waters from off the earth, going on and returning; and the waters are lacking at the end of a hundred and fifty days.

The waters receded steadily from the earth, and after 150 days the waters had gone down.