1 Corinthians 11:17-22, 28, 33-34
1 Corinthians 11:28 AMP
But a person must [prayerfully] examine himself [and his relationship to Christ], and only when he has done so should he eat of the bread and drink of the cup.
But a person must [prayerfully] examine himself [and his relationship to Christ], and only when he has done so should he eat of the bread and drink of the cup.