1 John 5:12

He who has the Son [by accepting Him as Lord and Savior] has the life [that is eternal]; he who does not have the Son of God [by personal faith] does not have the life.

John 3:36

He who believes and trusts in the Son and accepts Him [as Savior] has eternal life [that is, already possesses it]; but he who does not believe the Son and chooses to reject Him, [disobeying Him and denying Him as Savior] will not see [eternal] life, but [instead] the wrath of God hangs over him continually.”

John 3:15

so that whoever believes will in Him have eternal life [after physical death, and will actually live forever].

John 5:24

“I assure you and most solemnly say to you, the person who hears My word [the one who heeds My message], and believes and trusts in Him who sent Me, has (possesses now) eternal life [that is, eternal life actually begins—the believer is transformed], and does not come into judgment and condemnation, but has passed [over] from death into life.

Mark 16:16

He who has believed [in Me] and has been baptized will be saved [from the penalty of God’s wrath and judgment]; but he who has not believed will be condemned.

John 1:12

But to as many as did receive and welcome Him, He gave the right [the authority, the privilege] to become children of God, that is, to those who believe in (adhere to, trust in, and rely on) His name—

1 Corinthians 1:30

But it is from Him that you are in Christ Jesus, who became to us wisdom from God [revealing His plan of salvation], and righteousness [making us acceptable to God], and sanctification [making us holy and setting us apart for God], and redemption [providing our ransom from the penalty for sin],

Galatians 2:20

I have been crucified with Christ [that is, in Him I have shared His crucifixion]; it is no longer I who live, but Christ lives in me. The life I now live in the body I live by faith [by adhering to, relying on, and completely trusting] in the Son of God, who loved me and gave Himself up for me.

Hebrews 3:14

For we [believers] have become partakers of Christ [sharing in all that the Messiah has for us], if only we hold firm our newborn confidence [which originally led us to Him] until the end,

1 John 2:23-24

Whoever denies and repudiates the Son does not have the Father; the one who confesses and acknowledges the Son has the Father also.

2 John 1:9

Anyone who runs on ahead and does not remain in the doctrine of Christ [that is, one who is not content with what He taught], does not have God; but the one who continues to remain in the teaching [of Christ does have God], he has both the Father and the Son.

Treasury of Scripture Knowledge

Summary

He that hath the Son hath life; and he that hath not the Son of God hath not life.

General references

Bible References

That hath the

1 John 2:23
Whoever denies and repudiates the Son does not have the Father; the one who confesses and acknowledges the Son has the Father also.
John 1:12
But to as many as did receive and welcome Him, He gave the right [the authority, the privilege] to become children of God, that is, to those who believe in (adhere to, trust in, and rely on) His name—
John 3:36
He who believes and trusts in the Son and accepts Him [as Savior] has eternal life [that is, already possesses it]; but he who does not believe the Son and chooses to reject Him, [disobeying Him and denying Him as Savior] will not see [eternal] life, but [instead] the wrath of God hangs over him continually.”
John 5:24
“I assure you and most solemnly say to you, the person who hears My word [the one who heeds My message], and believes and trusts in Him who sent Me, has (possesses now) eternal life [that is, eternal life actually begins—the believer is transformed], and does not come into judgment and condemnation, but has passed [over] from death into life.
1 Corinthians 1:30
But it is from Him that you are in Christ Jesus, who became to us wisdom from God [revealing His plan of salvation], and righteousness [making us acceptable to God], and sanctification [making us holy and setting us apart for God], and redemption [providing our ransom from the penalty for sin],
Galatians 2:20
I have been crucified with Christ [that is, in Him I have shared His crucifixion]; it is no longer I who live, but Christ lives in me. The life I now live in the body I live by faith [by adhering to, relying on, and completely trusting] in the Son of God, who loved me and gave Himself up for me.
Hebrews 3:14
For we [believers] have become partakers of Christ [sharing in all that the Messiah has for us], if only we hold firm our newborn confidence [which originally led us to Him] until the end,
2 John 1:9
Anyone who runs on ahead and does not remain in the doctrine of Christ [that is, one who is not content with what He taught], does not have God; but the one who continues to remain in the teaching [of Christ does have God], he has both the Father and the Son.

And he

Mark 16:16
He who has believed [in Me] and has been baptized will be saved [from the penalty of God’s wrath and judgment]; but he who has not believed will be condemned.
John 3:36
He who believes and trusts in the Son and accepts Him [as Savior] has eternal life [that is, already possesses it]; but he who does not believe the Son and chooses to reject Him, [disobeying Him and denying Him as Savior] will not see [eternal] life, but [instead] the wrath of God hangs over him continually.”

General references

Deuteronomy 30:15
“Listen closely, I have set before you today life and prosperity (good), and death and adversity (evil);
1 John 2:25
This is the promise which He Himself promised us—eternal life.