us —

us (who are going to see you, being an ananya prayŏjana (without any expectation)) —

we too —

(if) we sing, (we who cannot live without singing ḥis names) —

 we who are ananya prayŏjanar (who don-t seek anything other than kainkaryam) —

 us —

so that we too (we who are doing nŏnbu) —