[和合本] 小子们哪，如今是末时了。你们曾听见说，那敌基督的要来。现在已经有好些敌基督的出来了，从此我们就知道如今是末时了。
[新标点] （敌基督者）小子们哪，如今是末时了。你们曾听见说，那敌基督的要来；现在已经有好些敌基督的出来了，从此我们就知道如今是末时了。
[和合修] （敌基督者）孩子们哪，如今是末世的时光了。你们曾听过那敌基督者要来，现在有好些敌基督者已经出来了；由此我们就知道，如今是末世的时光了。
[新译本] 孩子们，现在是末世的时候了。你们听过敌基督者要来，现在已经有不少敌基督起来了；因此我们就知道这是末世的时候了。
[当代修] （防备敌基督者）孩子们，现在是末世了。你们从前听说敌基督者要来，其实现在许多敌基督者已经出现了，由此可知，现在是末世了。
[现代修] 孩子们，世界的终局就要到了！你们曾听说那敌对基督者要来；现在基督的许多仇敌已经出现，因此我们知道终局就要到了。
[吕振中] 小孩子们，这是末后的时辰了。你们曾听说敌基督的要来；如今许多敌基督的已经出现了；从这一点、我们就知道这是末后的时辰了。
[思高本] （提防假基督）小孩子们，现在是最末的时期了！就如你们听说过假基督要来，如今已经出了许多假基督，由此我们就知道现在是最末的时期了。
[文理本] 孺子乎、斯乃末时、尔尝闻有敌基督者至、今已多有敌基督者兴起矣、以是知为末时也、
[GNT] My children, the end is near! You were told that the Enemy of Christ would come; and now many enemies of Christ have already appeared, and so we know that the end is near.
[BBE] And the world and its desires is coming to an end: but he who does God's pleasure is living for ever.
[KJV] Little children, it is the last time: and as ye have heard that antichrist shall come, even now are there many antichrists; whereby we know that it is the last time.
[NKJV] Little children, it is the last hour; and as you have heard that the Antichrist is coming, even now many antichrists have come, by which we know that it is the last hour.
[KJ21] Little children, it is the last time. And as ye have heard that Antichrist shall come, even now are there many antichrists, whereby we know that this is the last time.
[NASB] Children, it is the last hour; and just as you heard that antichrist is coming, even now many antichrists have appeared; from this we know that it is the last hour.
[NRSV] Children, it is the last hour! As you have heard that antichrist is coming, so now many antichrists have come. From this we know that it is the last hour.
[WEB] Little children, these are the end times, and as you heard that the Antichrist is coming, even now many antichrists have arisen. By this we know that it is the final hour.
[ESV] Children, it is the last hour, and as you have heard that antichrist is coming, so now many antichrists have come. Therefore we know that it is the last hour.
[NIV] Dear children, this is the last hour; and as you have heard that the antichrist is coming, even now many antichrists have come. This is how we know it is the last hour.
[NIrV] The world and its evil longings are passing away. But those who do what God wants them to do live forever.
[HCSB] Children, it is the last hour. And as you have heard, "Antichrist is coming," even now many antichrists have come. We know from this that it is the last hour.
[CSB] Children, it is the last hour. And as you have heard, "Antichrist is coming," even now many antichrists have come. We know from this that it is the last hour.
[AMP] Boys (lads), it is the last time (hour, the end of this age). And as you have heard that the antichrist [he who will oppose Christ in the guise of Christ] is coming, even now many antichrists have arisen, which confirms our belief that it is the final (the end) time.
[NLT] Dear children, the last hour is here. You have heard that the Antichrist is coming, and already many such antichrists have appeared. From this we know that the last hour has come.
[YLT] Little youths, it is the last hour; and even as ye heard that the antichrist doth come, even now antichrists have become many -- whence we know that it is the last hour;