Does the Holy Spirit ever leave a believer?

Does the Holy Spirit ever leave a believer?: Does the Holy Spirit ever leave a believer? Does the Holy Spirit permanently indwell believers, or might the Holy Spirit leave?

Spiritualism

Spiritualists do not believe in Heaven or Hell (Matthew 10:28; 25:46) nor do they believe in evil spirits (Mark 5:8 and Matthew 12:43).They don't believe in salvation by faith in Christ either (Ephesians 2:8-9). They believe human life continues after death, where everyone has the opportunity to progress to better and higher and grow more spiritually. These conditions are open to everyone. This is an attempt to combine Christianity with the occult practices. 

Who was Mary Magdalene?

Who was Mary Magdalene?: Who was Mary Magdalene? Was Mary Magdalene a prostitute before she met Jesus? Were Jesus and Mary Magdalene married?