2 Samuel 15:36

See, they have with them their two sons, Ahimaaz, Zadok's son, and Jonathan, the son of Abiathar; by them you may send word to me of everything which comes to your ears.

2 Samuel 17:17

Now Jonathan and Ahimaaz were waiting by En-rogel; and a servant-girl went from time to time and gave them news and they went with the news to King David, for it was not wise for them to let themselves be seen coming into the town.

2 Samuel 15:27

The king said further to Zadok the priest, See, you and Abiathar are to go back to the town in peace, with your two sons, Ahimaaz, your son, and Jonathan, the son of Abiathar.

2 Samuel 18:19-33

Then Ahimaaz, the son of Zadok, said, Let me go and give the king news of how the Lord has done right in his cause against those who took up arms against him.

Treasury of Scripture Knowledge

Summary

Behold, they have there with them their two sons, Ahimaaz Zadok's son, and Jonathan Abiathar's son; and by them ye shall send unto me every thing that ye can hear.

Bible References

Their two sons

2 Samuel 15:27
The king said further to Zadok the priest, See, you and Abiathar are to go back to the town in peace, with your two sons, Ahimaaz, your son, and Jonathan, the son of Abiathar.
2 Samuel 17:17
Now Jonathan and Ahimaaz were waiting by En-rogel; and a servant-girl went from time to time and gave them news and they went with the news to King David, for it was not wise for them to let themselves be seen coming into the town.
2 Samuel 18:19
Then Ahimaaz, the son of Zadok, said, Let me go and give the king news of how the Lord has done right in his cause against those who took up arms against him.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain