Job 28
Leeser Old Testament
21Yea, she is hidden from the eyes of all living, and from the fowls of the heavens is she concealed.
Reina-Valera 1909
21Porque encubierta está á los ojos de todo viviente, y á toda ave del cielo es oculta.
King James Version
21Seeing it is hid from the eyes of all living, and kept close from the fowls of the air.
World English Bible
21Seeing it is hidden from the eyes of all living, and kept close from the birds of the sky.