Verse 11

अन्ये ऊचुः ।द्वयोर्मध्यगतं नित्यमस्तिनास्तीति पक्षयोः ।प्रकाशनं प्रकाश्यानामात्मानं समुपास्महे

In plain words

Others said: We worship the ātman that stands ever in the middle between the two positions 'it is' and 'it is not', the illumining of all things to be illumined.