Behold, Samuel came, i.e. it was told Saul, Behold, Samuel is coming. Salute him, i.e. congratulate his coming. This he did, partly out of custom; and partly, that by this testimony of his affection and respect to Samuel, he might prevent that rebuke which his guilty conscience made him expect.
Related Commentaries of 1 Samuel 13:10
1 Samuel 13:10
10 And it came to pass, that as soon as he had made an end of offering the burnt offering, behold, Samuel came; and Saul went out to meet him, that he might salutec him.