mortal sin
deadly sin

That were it not a mortal sin in the eyes of God, she would take her own life.

You can't get back from a mortal sin, that was his view.

It may be a mortal sin to say that, with him dead no more than a few days.

The law makes the man and woman feel like they committed some mortal sin.

The individual scenes are each based on a mortal sin.

Indeed, it would be a mortal sin to take a life under such circumstances.

A mortal sin makes the state of grace lost even if faith is still present.

Is it wrong to turn a blind eye to mortal sin?

A mortal sin makes justification lost even if faith is still present.

Brother, I have long known in my head that despair is mortal sin.