What does Philippians 4:3 mean?

And you, my true partner, please help these women. They've worked hard with me to share the good news, along with Clement and the rest of my coworkers—everyone whose names are written in God's book of life. Philippians 4:3 - Modern Text Bible

(Paul is asking a trusted friend to help mediate and support these women, reminding everyone that they've all been valuable partners in spreading the message of Jesus.)