The Ziphites came to Saul to Gibeah, saying, Doesn't David hide himself in the hill of Hachilah, which is before the desert?
"With three thousand chosen men of Israel"  (1 Samuel 26:2).  "This is the number of men that Saul always had in attendance with him  (1 Samuel 13:2; 24:2; 26:2)."[5]  This so-called "similarity" between the two narratives is of no consequence.  Saul always had that number of men with him.