Bhagavatapurana 10.69.22

10.69.22

athāpi brūhi no brahman janmaitac chobhanaṃ kuru /
sa tu vismita utthāya tūṣṇīm anyad agād gṛham //

21. & 22. Narada was enquired by Krishna as if he knew nothing, "When did you come, what is there to be done to the perfect by those that are like me imperfect? Still please command us, O sage, and make this birth an auspicious one'', Narada was astonished, silently rose and went on to some other house.