The last of these verses serves as a clue to explain the others in reference to Christ. Recollect the taunts of the Jews, when the Lord hung on the cross, when they said, He trusted in God that he would deliver him; let him deliver him now, if he will have him; Matthew 27:43. And the burden of sorrow Jesus sustained had caused such a premature appearance of old age, that though but little more than thirty years old when he entered upon his ministry, the Jews spoke of him as near fifty, John 8:57.
Related Commentaries of Psalms 71:8
Psalms 71:8-10
8 Let my mouth be filled with thy praise and with thy honour all the day.
9 Cast me not off in the time of old age; forsake me not when my strength faileth.
10 For mine enemies speak against me; and they that lay wait for my soul take counsel together,