Here is the Sanskrit anuvad, Hindi anuvad, and English translation of Karma Yoga Chapter 3, Verse 3.11.
Sanskrit
देवान्भावयतानेन ते देवा भावयन्तु वः । परस्परं भावयन्तः श्रेयः परमवाप्स्यथ ॥ ३.११ ॥
Hindi
तुमलोग इस यज्ञके द्वारा देवताओंको उन्नत करो और वे देवता तुमलोगोंको उन्नत करें। इस प्रकार निःस्वार्थभावसे एक-दूसरेको उन्नत करते हुए तुमलोग परम कल्याणको प्राप्त हो जाओगे|
English
The Lord said unto Arjuna: The Gods or Deities grow with Yagya or sacrifice. When the Deities grow, they will help you to grow. Thus, both Deity and mankind grow continually. they will both achieve their supreme goal.