Canto 10 Chapter 80 Text 33

nanv artha-kovida brahman
varnasrama-vatam iha
ye maya guruna vaca
taranty añjo bhavarnavam

TRANSLATION
Certainly, O brahmana, of all the followers of the varnasrama system, those who take advantage of the words I speak in My form as the spiritual master and thus easily cross over the ocean of material existence best understand their own true welfare.