(a) Romans 8:9 the Spirit of God dwell in you.
"Know ye not that ye are the temple of God, and [that] the Spirit of God dwelleth in you?" (1 Corinthians 3:16)
"What? know ye not that your body is the temple of the Holy Ghost [which is] in you, which ye have of God, and ye are not your own?" (1 Corinthians 6:19)