Vaishnava Samhita. Shri Vallabhacharya Charitam I. Vol III Book VII Chp 2 Shlokas 28

वात्सल्पादिरसैर्भक्तिर्यदा पुष्टिं गता तदा  |
ददामि दर्शनं तस्मै तेन नित्यं वसामि च ||

When the devotion of a person gets strengthened and ripe with the help of the emotions like affection and love, I give him darshan. I stay along with him in his day-to-day life.