# Whoever misleads the upright into an evil way

"Whoever causes the upright to go in an evil direction"

# Whoever misleads ... evil way will fall

"If anyone misleads ... evil way, he will fall"

# the upright

"upright people" or "righteous people" or "honest people"

# will fall into his own pit

"will end up in the same evil place toward which he guided other people"

# the blameless

"blameless persons"

# will have a good inheritance

"will inherit what is good"