Ver. 40,41. Some refer this to the coming of Christ in his kingdom of grace; some: to his coming in the day of judgment: it is true of both those comings. God shows the freeness of his grace much in the conversion of sinners, and makes discriminations of which we can give no account, as he tells us, Luk_4:25-27. But it seemeth here rather to be understood of that separation which Christ shall make at the day of judgment, of the sheep from the goats, the elect from the reprobates; for of that coming our Saviour seemeth to be speaking, both in the preceding and in the following words.