Bhagavad Gita 13.34
As the one Sun illuminates the entire earth, so the Lord illuminates the entire universe.
यथा प्रकाशयत्येकः कृत्स्नं लोकमिमं रविः।क्षेत्रं क्षेत्री तथा कृत्स्नं प्रकाशयति भारत॥yathā prakāśayatyekaḥ kṛtsnaṃ lokamimaṃ raviḥ|kṣetraṃ kṣetrī tathā kṛtsnaṃ prakāśayati bhārata||
English translation (above): Shri Purohit Swami (1935), public domain. Sanskrit text via github.com/gita/gita (Unlicense).