2 Samuel 15:37

So Hushai David’s friend came into the city, and Absalom came into Jerusalem.

Cross-reference

2 Samuel 16:15 describes Absalom entering Jerusalem with Ahithophel, the moment Hushai arrives per 15:37.

In 2 Samuel 16:16, Hushai greets Absalom with 'Long live the king!', executing David's counter‑espionage from 15:37.

1 Chronicles 27:33 calls Hushai 'the king's friend', explaining his trusted role as David's spy in Absalom's court.