RobH_en_tn/job/26/08.md

He binds up the waters in his thick clouds

The clouds are compared to a large blanket in which God wraps the rainwater. Alternate translation: "He wraps up the water in his thick clouds"

but the clouds are not torn under them

This can be stated actively. The word "them" refers to the waters. Alternate translation: "but the weight of the waters does not tear the clouds" (See: rc://en/ta/man/translate/figs-activepassive)