Is Killing a Mortal Sin?

A mortal sin is to murder. A similar pattern applies to the other sins. Wherefore, those sins nearer to the pardonable end are penanced lighter, while those nearer to the mortal end are more severely penanced."

What are the 4 mortal sins?

They join the long-standing evils of lust, gluttony, avarice, sloth, anger, envy and pride as mortal sins - the gravest kind, which threaten the soul with eternal damnation unless absolved before death through confession or penitence.

What is considered a mortal sin?

A mortal sin is defined as a grave action that is committed in full knowledge of its gravity and with the full consent of the sinner's will. Such a sin cuts the sinner off from God's sanctifying grace until it is repented, usually in confession with a priest.