Not sure which verse that would be, but whatever is, the time is that of the Final Judgment. That’s all that counts for all eternity. The rest is just an overture.
In terms of sheep from goats . . . guess I’d have to agree in some measure.
However, there does seem to be a parting of the ways for Believers—significantly earlier—at least a whole big group—not counting the martyrs during the Tribulation period.
And then there’s the issue of the “Judgment Seat of Christh” for Believers where their rewards for their works are assigned.