The abode of Samuel, and his pupils in a "school of the prophets," 1 Samuel 19:18-24 20:1. It appears to have been a suburb of Ramah; and David, having sought refuge there with Samuel, was pursued by Saul.
These dictionary topics are from American Tract Society Bible Dictionary published in 1859. Public Domain, copy freely.
Rand, W. W. "Entry for 'NAIOTH'". "American Tract Society Bible Dictionary".