1 Corinthians 1:12

1:12 Now I mean this, that each of you is saying, “I am with Paul,” or “I am with Apollos,” or “I am with Cephas,” or “I am with Christ.”

1 Corinthians 14:15

14:15 What should I do? I will pray with my spirit, but I will also pray with my mind. I will sing praises with my spirit, but I will also sing praises with my mind.