# Let the wicked leave his path

"Let wicked people change the way they live" 

# the man of sin his thoughts

"let the sinful man leave his thoughts" 

# his thoughts

Possible meanings are 1) "the way he thinks" or 2) "his plans"

# he will pity him

"Yahweh will pity him"

# to our God

"let him return to our God"