CC Madhya 22.128: "
- One should associate with devotees,
- chant the holy name of the Lord,
- hear Śrīmad-Bhāgavatam,
- reside at Mathurā
- worship the Deity with faith and veneration.
CC Madhya 22.129: "These five limbs of devotional service are the best of all. Even a slight performance of these five awakens love for Kṛṣṇa.