Garudapurana 3.28.146

3.28.146

sadā mūḍho harivārtāṃ bhajasva hyāyurgataṃ vyarthamevaṃ kubuddhyā /
sadvaiṣṇavānāṃ saṃgamo durlabhaśca kṣubdhaṃ jñānaṃ tāratamyasvarūpam //

Always attend to the talk of Hari, O fool; indeed, your lifespan has passed in vain through bad intellect! / Companionship with true Vaiṣṇavas is difficult to obtain, as is the unagitated knowledge regarding the nature of hierarchy.