The dove found no rest for the sole of her foot; because the tops of the hills which then appeared were either muddy and dirty, or unobserved by the dove, as not soaring so high; whence the doves are emphatically called the doves of the valleys, Ezekiel 7:16. He took her, and pulled her in; her former acquaintance with Noah, and her present necessity, making her more tractable.
Related Commentaries of Genesis 8:9
Genesis 8:9
9 But the dove found no rest for the sole of her foot, and she returned unto him into the ark, for the waters were on the face of the whole earth: then he put forth his hand, and took her, and pulled her in unto him into the ark.