The Scofield Bible Commentary, by Cyrus Ingerson Scofield, [1917], at sacred-texts.com
Neginoth
Neginoth: stringed instruments mentioned in connection with Psalms 3, 5, 43, 54, 60, 66, 75, where it seems clear that the musical directions now appearing as titles of Psalms 4, 6, 54, 55, 61, 67, and 76 were anciently appended to the preceding Psalms.
trust
(See Scofield) - (Psa 2:12).