A lesson given before, now combined with another. True followers after wisdom will admit neither envy of evil on the one hand, nor admiration or fellowship with it on the other.
Matthew Henry
Concise Bible Commentary
Envy not sinners. And let not a desire ever come into thy mind, Oh that I could shake off restraints!
SDA Bible Commentary (limited)
Volume 1-7
1. To be with them. There is an excitement about the activities of those without scruples that has a strong attraction for young people who mistakenly think that goodness is dull (see Ps. 1:1; Prov. 4:14-19).