THE BIBLOPEDIA
Petra
Easton’s Bible Dictionary (1897) · International Standard Bible Encyclopedia (1915)
THE DICTIONARY — Easton’s Bible Dictionary (1897)
rock, Isaiah 16:1, marg. (See SELA.)
THE FULL ARTICLE — from the International Standard Bible Encyclopedia
The International Standard Bible Encyclopedia (1915), general editor James Orr — public domain, printed whole.
pe'-tra.
See SELA.