NET
12 So then, just as sin entered the world through one man and death through sin, and so death spread to all people because all sinned—
Darby
12 For this [cause], even as by one man sin entered into the world, and by sin death; and thus death passed upon all men, for that all have sinned:
KJV
12 Wherefore, as by one man sin entered into the world, and death by sin; and so death passed upon all men, for that all have sinned: