Alma - 36
Discussion related to this chapter in the Book of Mormon
Alma testifies to Helaman of his conversion by an angel. He suffered the pains of a damned soul; he called upon the name of Jesus, and was then born of God. Sweet joy filled his soul. He saw concourses of angels praising God. His converts have tasted and seen as he did. About 73 B.C.
Source: LDS Scriptures