“Are you some kind of fool?,”Yahweh Ben Yahweh, the founder and leader of the murderousNation of Yahwehwho called himself “the black God,” said malevolently during a moment of preaching. “You can’t kill God.”

To those who still tried to cross him, “he sent out the ‘death angels,'” former FBI agent Herb Cousins says in the next episode ofPeople Magazine Investigates: Cults, which airs Monday on Investigation Discovery (9 p.m. ET), an exclusive clip of which is shown above.

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YAHWEH BEN YAHWEH

Yahweh Ben Yahweh — the former Hulon Mitchell Jr. — was charged in 1990 along with 15 of his followers with multiple counts of murder, attempted murder, racketeering, arson and extortion. In 1992 he and six of those followers were found guilty, with the leader himself sentenced to 18 years for conspiracy to commit murder.

• For more on the Nation of Yahweh and its charismatic leader’s murderous reign, watch Monday’sPeople Magazine Investigates: Cultsat 9 p.m. ET on Investigation Discovery.

“I saw a hammer,” a witness to the beating, former follower Kahlil Amani, says in the excerpt above. “He’s just being pounded out on the floor. … I still could hear him breathing with that sound of death.”

Sometime later in the Everglades, “we find a head and body pieces,” former Assistant U.S. Attorney David DiMaio says on the episode. “They were sending a message with this killing.”

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Portrait of Yahweh ben Yahweh

Other defectors, including a woman named Mildred Banks, went to police with their suspicions. She and her husband were then attacked in their home; her husband was killed, and she was left for dead but survived and entered witness protection under a new name.

“They’re going to cut his head off,” Banks recalled of the attackers, she says on the episode.

• Want to keep up with the latest crime coverage? Clickhereto get breaking crime news, ongoing trial coverage and details of intriguing unsolved cases in the True Crime Newsletter.

In another audio viewers will hear on the episode, Yahweh Ben Yahweh asserts of his power: “If you don’t love me … you’re a snake.”

Says Cousins, the former FBI agent who slapped the handcuffs on Yahweh Ben Yahweh upon his arrest: “To do what he did, and the way he did it, I personally believe that he was just plain evil.”

ThePeople Magazine Investigates: Cultsepisode on the Nation of Yahweh airs Monday (9 p.m. ET) on Investigation Discovery.

source: people.com