Parallel
John 15:8
Patriarchal Greek New Testament (1904) · Berean Standard Bible
ἐν τούτῳ ἐδοξάσθη ὁ πατήρ μου, ἵνα καρπὸν πολὺν φέρητε, καὶ γενήσεσθε ἐμοὶ μαθηταί.
This is to My Father’s glory, that you bear much fruit, proving yourselves to be My disciples.