You could not imagine a more clear-cut invitation to receive God’s free gift of eternal life than this final climactic invitation of the Bible. (Outlined from ICR's "Day's of Praise")
Revelation 22:17 (KJV) And the Spirit and the bride say, Come. And let him that heareth say, Come. And let him that is athirst come. And whosoever will, let him take the water of life freely.
It’s at the end of all the history that we have known.
It’s at the end of all things that will happen