Jeremiah 41:6
And Ishmael the son of Nethaniah went forth from Mizpah to meet them, weeping all along as he went: and it came to pass, as he met them, he said unto them, Come to Gedaliah the son of Ahikam.
Cross-reference
Jeremiah 50:4
Contrast
Jeremiah 50:4 describes genuine weeping in repentance — a contrast to Ishmael's deceptive weeping here.
Proverbs 26:23–26
Parallel
Proverbs 26:23-26 describes outward warmth hiding evil intent — a direct parallel to Ishmael's weeping while planning murder.
2 Samuel 3:27
Parallel
2 Samuel 3:27 records Joab killing Abner under pretence of private talk — a parallel to Ishmael's deceptive weeping to murder.
2 Samuel 1:2–16
Parallel
In 2 Samuel 1:2-16, the Amalekite feigns mourning to deceive David — a parallel to Ishmael's deceptive weeping here.