Did I then begin to inquire of God for him? be it far from me: let not the king impute any thing unto his servant, nor to all the house of my father: for thy servant knew nothing of all this, less or more. Did I then begin to inquire of God - He probably means that his inquiring now for David was no new thing, having often done so before, and without ever being informed it was either wrong in itself, or displeasing to the king. Nor is it likely that Ahimelech knew of any disagreement between Saul and David. He knew him to be the king's son-in-law, and he treated him as such.
Related Commentaries of 1 Samuel 22:15
1 Samuel 22:15
15 Did I then begin to enquire of God for him? be it far from me: let not the king impute any thing unto his servant, nor to all the house of my father: for thy servant knew nothing of all this, lessc or more.