1Sa 25:20
When she came down riding upon the ass by a hidden part of the mountain, David and his men came to meet her, so that she lighted upon them. ההר סתר, a hidden part of the mountain, was probably a hollow between two peaks of a mountain. This would explain the use of the word ירד, to come down, with reference both to Abigail, who approached on the one side, and David, who came on the other.