watch over

follow with the eyes or the mind; "Keep an eye on the baby, please!"; "The world is watching Sarajevo"; "She followed the men with the binoculars"

इसके लिए उपयुक्त समीकरणों की रचना तथा सभी संभव अन्योन्य क्रियाओं की ध्यान रखना भर आवश्यक था।

And many of the devils (We also made obedient to him) who dived for him, and did many other things; and We kept watch over them.