CC Madhya 11.147

śuddha kevala-prema śaṅkara-upare
ataeva tomāra saṅge rākhaha śaṅkare
Synonyms: 
śuddha kevala-prema — pure unalloyed affection; śaṅkara-upare — upon Śaṅkara; ataeva — therefore; tomāra saṅge — along with you; rākhaha — keep; śaṅkare — Śaṅkara.
Translation: 
“Therefore keep your younger brother Śaṅkara with you because he is connected to Me by pure unalloyed love.”