BGD Week 3: Turning Routine into Remembrance
Śrīla Bhaktivinoda Ṭhākura ki jaya!
It is written in Padma Purāṇa (42.103) and Nārada-pañcarātra (4.2.23):
smartavyaḥ satataṁ viṣṇur
vismartavyo na jātucit
sarve vidhi-niṣedhāḥ syur
etayor eva kiṅkarāḥ
"Always remember Viṣṇu, and never forget Him. All other prohibitions and recommendations are servitors of these two instructions."