John Gills Exposition of the Bible Commentary - 1 Samuel 20:37
And when the lad was come to the place of the arrow which Jonathan had shot ,.... To the mark which he told him he should shoot at, and whereabout he might expect to find the arrow: Jonathan cried after the lad, and said, is not the arrow beyond thee ? he cried with a loud voice and said this, not so much that the lad might hear him, but that David, who lay hid near the place, might hear him; so that if they had no opportunity of seeing and conversing with each other through any person... read more
Matthew Henry's Complete Commentary - 1 Samuel 20:35-42
Here is, 1. Jonathan's faithful performance of his promise to give David notice of the success of his dangerous experiment. He went at the time and to the place appointed (1 Sam. 20:35), within sight of which he knew David lay hid, sent his footboy to fetch his arrows, which he would shoot at random (1 Sam. 20:36), and gave David the fatal signal by shooting an arrow beyond the lad (1 Sam. 20:37): Isa. not the arrow beyond thee? That word [beyond] David knew the meaning of better than the lad.... read more