# Lord Jesus Christ himself

Here "himself" gives additional emphasis to the phrase "Lord Jesus Christ."

# may our Lord ... who loved us and gave us

The words "our" and "us" refer to all believers. 

# gave us eternal comfort and good hope through grace

"caused us to have unceasing encouragement and good hope through grace"

# good hope through grace

"certainty that we will receive good things from him because of his kindness"