World Wide Study Bible
a Bible passage
for the Lamb at the center of the throne will be their shepherd,
and he will guide them to springs of the water of life,
and God will wipe away every tear from their eyes.”
17. in the midst of the throne—that is, in the middle point in front of the throne (Re 5:6).
feed—Greek, "tend as a shepherd."
living fountains of water—A, B, Vulgate, and Cyprian read, (eternal) "life's fountains of waters." "Living" is not supported by the old authorities.