Slain me Except I would either submit to their unnatural lust, which I was resolved to withstand even unto death, or deliver up my concubine to them, which I was forced to do. Lewdness and folly That is, a lewd folly; most ignominious and impudent wickedness.
Related Commentaries of Judges 20:5
Judges 20:5-6
5 And the men of Gibeah rose against me, and beset the house round about upon me by night, and thought to have slain me: and my concubine have they forced,b that she is dead.
6 And I took my concubine, and cut her in pieces, and sent her throughout all the country of the inheritance of Israel: for they have committed lewdness and folly in Israel.