It was not the spirit of the world that we (hēmeis | ἡμεῖς | nom pl 1st) received, but the Spirit sent from God, that we might understand the gifts freely given to (hēmin | ἡμῖν | dat pl 1st) us (hēmin | ἡμῖν | dat pl 1st) by God.
Reference
1 Corinthians 2:12
Sequence
326