sanātana-mukhe - from the mouth of Sanātana; kṛṣṇa - Lord Kṛṣṇa; āmā - unto Me; śikhāilā - gave instructions; tāhā - that; vighna kari' - making a hindrance; vana-pathe - on the path through the forest; lañā - taking; āilā - came.

“In this way I was going to Vṛndāvana with a big crowd, but through the mouth of Sanātana, Kṛṣṇa taught Me a lesson. Thus by making some impediment, He has brought Me to Vṛndāvana on the path through the forest.