Read Isaiah 38:8 Using Other Translations
Behold, I will bring again the shadow of the degrees, which is gone down in the sun dial of Ahaz, ten degrees backward. So the sun returned ten degrees, by which degrees it was gone down.
Behold, I will make the shadow cast by the declining sun on the dial of Ahaz turn back ten steps." So the sun turned back on the dial the ten steps by which it had declined.
I will cause the sun’s shadow to move ten steps backward on the sundial of Ahaz!’” So the shadow on the sundial moved backward ten steps.