The Scofield Bible Commentary: Psalms: Psalms Chapter 84
The Scofield Bible Commentary, by Cyrus Ingerson Scofield, [1917]
Gittith
See title note;
(See Scofield) - (Psa 8:1).
Baca
Or, weeping. Not a literal valley, but any place of tears.
Compare (Psa 23:4).