Whom having not seen,— It is very possible that, among these dispersed Christians, there might have been some who had visited Jerusalem while Christ was there, and might have seen or conversed with him. However, St. Peter speaks according to the usual apostolical manner, as if they all had not. See John 20:29. 2 Corinthians 5:6-7. Hebrews 1:14.
Related Commentaries of 1 Peter 1:8
1 Peter 1:8
8 Whom having not seen, ye love; in whom, though now ye see him not, yet believing, ye rejoice with joy unspeakable and full of glory: