So Zadok the priest and Nathan the prophet have anointed him king at Gihon; and they have gone up from there rejoicing, so that the city is in an uproar. This is the noise that you have heard.
1 Kings 1:45
Surrounding context
1:44 The king has sent with him Zadok the priest, Nathan the prophet, Benaiah the son of Jehoiada, the Cherethites, and the Pelethites; and they have made him ride on the king's mule.
1:45 So Zadok the priest and Nathan the prophet have anointed him king at Gihon; and they have gone up from there rejoicing, so that the city is in an uproar. This is the noise that you have heard.
1:46 Also Solomon sits on the throne of the kingdom.