Hebrews 6:5

and have tasted and consciously experienced the good word of God and the powers of the age (world) to come,

Hebrews 2:5

It was not to angels that God subjected the [inhabited] world of the future [when Christ reigns], about which we are speaking.

1 Peter 2:3

if in fact you have [already] tasted the goodness and gracious kindness of the Lord.

Matthew 13:20-21

The one on whom seed was sown on rocky ground, this is the one who hears the word and at once welcomes it with joy;

Mark 4:16-17

In a similar way these [in the second group] are the ones on whom seed was sown on rocky ground, who, when they hear the word, immediately receive it with joy [but accept it only superficially];

Mark 6:20

because Herod feared John, knowing that he was a righteous and holy man, and he continually kept him safe. When he heard John [speak], he was very perplexed; but he enjoyed listening to him.

Luke 8:13

Those on the rocky soil are the people who, when they hear, receive and welcome the word with joy; but these have no firmly grounded root. They believe for a while, and in time of trial and temptation they fall away [from Me and abandon their faith].

2 Peter 2:20

For if, after they have escaped the pollutions of the world by [personal] knowledge of our Lord and Savior Jesus Christ, they are again entangled in them and are overcome, their last condition has become worse for them than the first.

Treasury of Scripture Knowledge

Summary

And have tasted the good word of God, and the powers of the world to come,

The powers

Bible References

Tasted

Matthew 13:20
The one on whom seed was sown on rocky ground, this is the one who hears the word and at once welcomes it with joy;
Mark 4:16
In a similar way these [in the second group] are the ones on whom seed was sown on rocky ground, who, when they hear the word, immediately receive it with joy [but accept it only superficially];
Mark 6:20
because Herod feared John, knowing that he was a righteous and holy man, and he continually kept him safe. When he heard John [speak], he was very perplexed; but he enjoyed listening to him.
Luke 8:13
Those on the rocky soil are the people who, when they hear, receive and welcome the word with joy; but these have no firmly grounded root. They believe for a while, and in time of trial and temptation they fall away [from Me and abandon their faith].
1 Peter 2:3
if in fact you have [already] tasted the goodness and gracious kindness of the Lord.
2 Peter 2:20
For if, after they have escaped the pollutions of the world by [personal] knowledge of our Lord and Savior Jesus Christ, they are again entangled in them and are overcome, their last condition has become worse for them than the first.

The powers

Hebrews 2:5
It was not to angels that God subjected the [inhabited] world of the future [when Christ reigns], about which we are speaking.

General references

Leviticus 14:43
“If, however, the mark breaks out again in the house after he has removed the stones and has scraped and replastered the house,
Mark 3:28
“I assure you and most solemnly say to you, all sins will be forgiven the sons of men, and all the abusive and blasphemous things they say;
Luke 12:10
And everyone who speaks a word against the Son of Man, it will be forgiven him; but he who blasphemes against the Holy Spirit [that is, whoever intentionally discredits the Holy Spirit by attributing the authenticating miracles done by Me to Satan], it will not be forgiven him [for him there is no forgiveness].
Luke 14:30
saying, ‘This man began to build and was not able to finish!’
1 Peter 2:3
if in fact you have [already] tasted the goodness and gracious kindness of the Lord.
Jude 1:22
And have mercy on some, who are doubting;