en_tn/1co/01/30.md

Because of what God did

this refers to the work of Christ on the cross.

us...our

Paul is including the Corinthians in "us". (See: rc://en/ta/man/translate/figs-inclusive)

now you are in Christ Jesus

"now you have received salvation through Christ Jesus"

Christ Jesus, who became for us the wisdom from God

AT: "Christ Jesus, who has made clear to us how wise God is" (UDB; see: rc://en/ta/man/translate/figs-metonymy)

"Let the one who boasts, boast in the Lord"

AT: "If a person boasts, he should boast about how great the Lord is"