1 Samuel 20:3

And David sware moreover Added an oath to the assertion in 1 Samuel 20:1. The Sept. however reads simply, "And David answered Jonathan and said."

Thy father certainly knoweth, &c. Jonathan's confidence that Saul would tell him all beforehand clearly implies that be supposed his father to be ignorant of the close friendship between him and David. David undeceives him on this point.

there is but a step, &c. He stands, as it were, upon the very brink of a precipice.