1 John 2:18

Young children, it is the last period. And as you have heard that the antichrist comes, so, now, there are many antichrists; whence you know that it is the last period.

1 John 4:3

And every spirit that does not confess Jesus, is not from God: and this is that spirit of antichrist, which you have heard that it comes, and now is in the world already.

1 John 2:22

Who is a liar, if not he who denies that Jesus is the Christ? He is the antichrist who denies the Father and the Son.

2 John 1:7

for many deceivers are entered into the world, who do not confess Jesus Christ did come in the flesh. This is the deceiver, and the antichrist.

2 Peter 3:3

Knowing this first, that scoffers will come in the last days, walking after their own lusts,

1 John 4:1

Beloved, do not believe every spirit, but try the spirits, whether they be from God; because many false prophets are gone forth into the world.

Jude 1:18

that they said to you, that in the last time there would be scoffers walking according to their own ungodly lusts.

1 Peter 1:20

predetermined, indeed, before the foundation of the world, but manifested in these last times for you;

2 Peter 2:1

But there were also false prophets among the people, even as there will be false teachers among you; who will privately introduce destructive sects, denying even the Lord who bought them, bringing on themselves swift destruction.

Treasury of Scripture Knowledge

Summary

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.

Bible References

It is

2 Peter 3:3
Knowing this first, that scoffers will come in the last days, walking after their own lusts,
Jude 1:18
that they said to you, that in the last time there would be scoffers walking according to their own ungodly lusts.

Ye have

1 John 4:3
And every spirit that does not confess Jesus, is not from God: and this is that spirit of antichrist, which you have heard that it comes, and now is in the world already.
2 Peter 2:1
But there were also false prophets among the people, even as there will be false teachers among you; who will privately introduce destructive sects, denying even the Lord who bought them, bringing on themselves swift destruction.

Antichrist

1 John 2:22
Who is a liar, if not he who denies that Jesus is the Christ? He is the antichrist who denies the Father and the Son.
1 John 4:3
And every spirit that does not confess Jesus, is not from God: and this is that spirit of antichrist, which you have heard that it comes, and now is in the world already.
2 John 1:7
for many deceivers are entered into the world, who do not confess Jesus Christ did come in the flesh. This is the deceiver, and the antichrist.