2 Corinthians 4:18

So, we do not look at the things which can be seen, but at what cannot be seen, for the things which can be seen are [only] temporary, but the things which cannot be seen are never ending.

2 Corinthians 5:7

for we live by faith, not by what we see.

Hebrews 11:1

Now, [having] faith is being sure of [receiving] what is hoped for, and certain [of the existence] of what is not visible.

Hebrews 11:13

These people [all] continued to have faith until they died, [even though] they had not obtained [all] the things God had promised, but had [only] seen them and welcomed them from a distance. And they had confessed to being strangers and aliens on earth.

Matthew 25:46

And these [i.e., the ones at His left side] will go away to never ending punishment, but those who did what was right will go to never ending life."

Romans 8:24-25

For in [this] hope we were saved [i.e., we received the hope of future blessings]; but if we [already] see what we hope for, it is not [really] hope. For who hopes for what he [already] sees?

2 Thessalonians 2:16

Now, may our Lord Jesus Christ Himself and God our Father, who has loved us and given us never ending encouragement and good hope through [His] unearned favor,

Hebrews 11:25-27

but chose rather to suffer mistreatment with God's people [i.e., the Israelites] than to enjoy the pleasures of sin for a brief time.

Hebrews 12:2-3

We should fix our eyes on Jesus, the pioneer and completer of the [or, "our"] faith. [Note: Jesus is here pictured as the one who completely fulfills the life of faith, or who provides us with the ability to live such a life]. [And] because He could look forward to joy, He endured the cross, despising its shame, and has sat down at the right side of God's throne.

1 John 2:16-17

For all that makes up the world, namely, the improper desires of the physical body, the improper desires for what is seen, and the [boastful] pride over life's possessions; these are not from the Father, but from the [godless] world.

1 John 2:25

And this is the promise which Christ [or, "God"] has given to us: [It is] never ending life. [Note: This passage may mean that God promised us "the Eternal Life," that is, Christ, See John 3:16].

Treasury of Scripture Knowledge

Summary

While we look not at the things which are seen, but at the things which are not seen: for the things which are seen are temporal; but the things which are not seen are eternal.

General references

Bible References

We

2 Corinthians 5:7
for we live by faith, not by what we see.
Romans 8:24
For in [this] hope we were saved [i.e., we received the hope of future blessings]; but if we [already] see what we hope for, it is not [really] hope. For who hopes for what he [already] sees?
Hebrews 11:1
Now, [having] faith is being sure of [receiving] what is hoped for, and certain [of the existence] of what is not visible.
Hebrews 12:2
We should fix our eyes on Jesus, the pioneer and completer of the [or, "our"] faith. [Note: Jesus is here pictured as the one who completely fulfills the life of faith, or who provides us with the ability to live such a life]. [And] because He could look forward to joy, He endured the cross, despising its shame, and has sat down at the right side of God's throne.

For

Matthew 25:46
And these [i.e., the ones at His left side] will go away to never ending punishment, but those who did what was right will go to never ending life."
2 Thessalonians 2:16
Now, may our Lord Jesus Christ Himself and God our Father, who has loved us and given us never ending encouragement and good hope through [His] unearned favor,
1 John 2:16
For all that makes up the world, namely, the improper desires of the physical body, the improper desires for what is seen, and the [boastful] pride over life's possessions; these are not from the Father, but from the [godless] world.

General references

2 Corinthians 5:7
for we live by faith, not by what we see.
Hebrews 13:14
For we do not have a lasting city here on earth [i.e., such as Jerusalem] but we are looking for the city to come [i.e., heaven. See 10:11].