Sanatana Gosvami was a pure devotee of Krsna. A pure devotee has no business other than serving Krsna; consequently Krsna is always ready to help him. This benediction was given by Sri Caitanya to Sanatana, who was authorized to write Vaisnava smrti

Expressions researched:
"Sanātana Gosvāmī was a pure devotee of Kṛṣṇa. A pure devotee has no business other than serving Kṛṣṇa; consequently Kṛṣṇa is always ready to help him. This benediction was given by Śrī Caitanya Mahāprabhu to Sanātana Gosvāmī, who was authorized to write Vaiṣṇava smṛti"

Sri Caitanya-caritamrta

CC Madhya-lila

Sanātana Gosvāmī was a pure devotee of Kṛṣṇa. A pure devotee has no business other than serving Kṛṣṇa; consequently Kṛṣṇa is always ready to help him. This benediction was given by Śrī Caitanya Mahāprabhu to Sanātana Gosvāmī, who was authorized to write Vaiṣṇava smṛti.

CC Madhya 24.328, Translation and Purport

Śrī Caitanya Mahāprabhu replied, “Whatever you want to do you will be able to do correctly by Lord Kṛṣṇa’s favor. He will manifest the real purport.

Sanātana Gosvāmī was a pure devotee of Kṛṣṇa. A pure devotee has no business other than serving Kṛṣṇa; consequently Kṛṣṇa is always ready to help him. This benediction was given by Śrī Caitanya Mahāprabhu to Sanātana Gosvāmī, who was authorized to write Vaiṣṇava smṛti. Sanātana Gosvāmī was a pure devotee of the Lord, and through the blessings of Śrī Caitanya Mahāprabhu he was able to write the book perfectly.