2 But she was unfaithful to him. She left him and went back to her parents’ home in Bethlehem, Judah. After she had been there four months,

Read Judges 19:2 Using Other Translations

And his concubine played the whore against him, and went away from him unto her father's house to Bethlehemjudah, and was there four whole months.
And his concubine was unfaithful to him, and she went away from him to her father's house at Bethlehem in Judah, and was there some four months.
But she became angry with him and returned to her father’s home in Bethlehem. After about four months,