yatra rāgānavāptatvāt
yatra rāgānavāptatvāt pravṛttir upajāyate |
śāsanenaiva śāstrasya sā vaidhī bhaktir ucyate ||
(Bhakti-rasāmṛta-sindhu: 1.2.6)
“That bhakti in regard to which the inclination [to enact it] arises only from the śāstra’s ruling because of [that inclination’s] not being acquired from rāga is called vaidhī.”