One verse

Srimad Bhagavatam 9.21.18

9.21.18

तत्प्रसङ्गानुभावेन रन्तिदेवानुवर्तिन: । अभवन् योगिन: सर्वे नारायणपरायणा: ॥ १८ ॥

tat-prasanganubhavena rantidevanuvartinah abhavan yoginah sarve narayana-parayanah

tat-prasanga-anubhavena
because of associating with King Rantideva (when talking with him about bhakti-yoga)
rantideva-anuvartinah
the followers of King Rantideva (that is, his servants, his family members, his friends and others)
abhavan
became
yoginah
first-class mystic yogis, or bhakti-yogis
sarve
all of them
narayana-parayanah
devotees of the Supreme Personality of Godhead, Narayana.

All those who followed the principles of King Rantideva were totally favored by his mercy and became pure devotees, attached to the Supreme Personality of Godhead, Narayana. Thus they all became the best of yogis.