Parallel
1 Corinthians 11:28
Nestle 1904 Greek New Testament · Berean Standard Bible
δοκιμαζέτω δὲ ἄνθρωπος ἑαυτόν καὶ οὕτως ἐκ τοῦ ἄρτου ἐσθιέτω καὶ ἐκ τοῦ ποτηρίου πινέτω
Each one must examine himself before he eats of the bread and drinks of the cup.