en_tn_condensed/2co/08/09.md

the grace of our Lord

In this context, the word "grace" emphasizes the generosity with which Jesus had blessed the Corinthians.

Even though he was rich, for your sakes he became poor

Paul speaks of Jesus before his incarnation as being rich, and of his becoming human as becoming poor.

through his poverty you might become rich

Paul speaks of the Corinthians becoming spiritually rich as a result of Jesus becoming human.