Now Jonathan and Ahimaaz were staying at En-rogel, where a servant girl would come and pass along information to them. They in turn would go and inform King David, for they dared not be seen entering the city.

Joshua 15:7
Then the border went up to Debir from the Valley of Achor, turning north to Gilgal, which faces the Ascent of Adummim south of the ravine. It continued along the waters of En-shemesh and came out at En-rogel.

Joshua 18:16
Then it went down to the foot of the hill that faces the Valley of Hinnom at the northern end of the Valley of Rephaim and ran down the Valley of Hinnom toward the southern slope of the Jebusites and downward to En-rogel.

2 Samuel 15:27
The king also said to Zadok the priest, "Are you not a seer? Return to the city in peace--you with your son Ahimaaz, and Abiathar with his son Jonathan.

2 Samuel 15:36
Indeed, their two sons, Ahimaaz son of Zadok and Jonathan son of Abiathar, are there with them. Send them to me with everything you hear."

1 Kings 1:9
And Adonijah sacrificed sheep, oxen, and fattened calves near the stone of Zoheleth, which is next to En-rogel. He invited all his royal brothers and all the men of Judah who were servants of the king.

1 Kings 1:42
As he was speaking, suddenly Jonathan the son of Abiathar the priest arrived. "Come in," said Adonijah, "for you are a man of valor. You must be bringing good news."

Now Jonathan and Ahimaaz stayed by Enrogel; for they might not be seen to come into the city: and a wench went and told them; and they went and told king David.