1 Samuel 28:20
Then Saul fell straightway all along on the earth, and was sore afraid, because of the words of Samuel: and there was no strength in him; for he had eaten no bread all the day, nor all the night.
Cross-reference
In 1 Samuel 28:5, Saul trembles at the Philistine army; here his terror intensifies after Samuel's pronouncement of doom.
In 1 Samuel 25:37, Nabal similarly collapses when hearing devastating news — his heart fails and becomes like stone. Both men physically fall after receiving a word of judgment.
In Esther 6:13, Haman is told he will surely fall before Mordecai — both men hear a prophecy of their impending fall and are filled with dread.
Hebrews 10:27 describes a 'fearful expectation of judgment' — exactly what Saul experiences after Samuel pronounces his doom. The terror of facing divine judgment.
Job 15:20-24 describes the wicked who writhe in constant terror — a vivid picture matching the dread Saul experiences after hearing his doom.
Psalm 50:21 describes God's sudden rebuke after silence — the same pattern Saul experiences when Samuel's long silence breaks with devastating judgment.
Psalm 50:22 warns that those who forget God will be torn apart with no rescuer — exactly the fate Saul faces after abandoning God's commands.
Psalm 73:19 describes the wicked suddenly swept away by terrors — the same kind of sudden terror that overwhelms Saul when he hears Samuel's prophecy.