Homosexuality was made a capital crime in the Bible

Mark E. Petersen
https://archive.org/details/conferencereport1969a/page/n67/mode/2up

If a man also lie with mankind, as he lieth with a woman, both of them have committed an abomination: they shall surely be put to death; their blood shall be upon them.

Leviticus 20:13
https://www.churchofjesuschrist.org/study/scriptures/ot/lev/20.p13#p13

Also in the Bible

For every one that curseth his father or his mother shall be surely put to death: he hath cursed his father or his mother; his blood shall be upon him.

Leviticus 20:9
https://www.churchofjesuschrist.org/study/scriptures/ot/lev/20.p9#p9

Thou shalt not suffer a witch to live.

Exodus 22:18
https://www.churchofjesuschrist.org/study/scriptures/ot/ex/22.p18#p18

And he that blasphemeth the name of the Lord, he shall surely be put to death, and all the congregation shall certainly stone him: as well the stranger, as he that is born in the land, when he blasphemeth the name of the Lord, shall be put to death.

Leviticus 24:16
https://www.churchofjesuschrist.org/study/scriptures/ot/lev/24.p16#p16

Six days may work be done; but in the seventh is the sabbath of rest, holy to the Lord: whosoever doeth any work in the sabbath day, he shall surely be put to death.

Exodus 31:15
https://www.churchofjesuschrist.org/study/scriptures/ot/ex/31.p15#p15