Commentaire sur Rois 2 20:9

Should the shade advance ten steps or should it go back ten steps? This is an abbreviated verse. The shade had already advanced the steps that are made [to measure] the hours of the day, like, oriloje, in O. F., the clocks that people make to determine the hour of the day. [He asked,] “Do you wish it to stay in the place where it is, for as long as it takes it to walk in ten hours, or should it go back up ten steps so that it will appear as though it is morning?”⁷Alternatively, Yeshayohu asked, “Do you wish it to advance or to go back?—Radak