In 1 Samuel 9:16, God tells Samuel he will send a man to save Israel from the Philistines — the very commission Samuel now reminds Saul of in 1 Samuel 15:1.

In 1 Samuel 10:1, Samuel anoints Saul as king, the event Samuel now references in 1 Samuel 15:1 as the basis for Saul's authority.

1 Samuel 9:15 records God revealing Saul's anointing to Samuel — the event Samuel references when reminding Saul of his commission.

In 1 Samuel 13:13, Samuel rebukes Saul for disobedience, foreshadowing the same charge in 1 Samuel 15:1 regarding Saul's failure.

In 1 Samuel 12:14, Samuel calls Israel to follow the Lord — the same covenant obedience Samuel now holds Saul to in 1 Samuel 15:1.

Deuteronomy 25:19 gives the original command to blot out Amalek — the very directive Samuel is now delivering to Saul.

Acts 13:21 confirms Saul's anointing as king and adds his 40-year reign—a detail not mentioned here.

Joshua 11:15 shows Joshua fully obeying God's commands — a stark contrast to Saul's failure later, highlighting the standard.

In 1 Chronicles 22:12, David similarly charges Solomon to keep God's law — echoing Samuel's call for Saul to obey God's word.

In 1 Chronicles 22:13, David promises prosperity for obedience — paralleling the condition placed on Saul in Samuel's commission.