Parallel
2 Corinthians 4:7
Nestle 1904 Greek New Testament · Berean Standard Bible
Ἔχομεν δὲ τὸν θησαυρὸν τοῦτον ἐν ὀστρακίνοις σκεύεσιν ἵνα ἡ ὑπερβολὴ τῆς δυνάμεως ᾖ τοῦ Θεοῦ καὶ μὴ ἐξ ἡμῶν
Now we have this treasure in jars of clay to show that this surpassingly great power is from God and not from us.