Which Old Testament character experienced a simlar sitution of oppression? How did they respond?
Isaiah 53 tels us that Jesus took our griefs and carried our sorrows. that he was oppressed and beaten for us. In prayer transfer your pain to Jesus on that cross. if it helps you to symbolically visualise this, invite a brother or sister to pray this with you, and to pray transferring the pain and oppression to Jesus.
If you have transferred it to Jesus, leave it there.