There is neither adversary - שטן אין eyn satan, there is no satan - no opposer, nor any kind of evil; all is peace and quiet, both without and within. God has given me this quiet that I may build his temple. Deus nobis haec otia fecit.
The contrast is not between different periods of Solomon‘s reign, but between his reign and that of his father.
Evil occurrent - Rather, evil occurrence.