Hebrews 6:5

and of the good word of God,

Hebrews 2:5

For He hath not subjected to angels the world to come, of which we speak.

1 Peter 2:3

for ye have tasted that the Lord is gracious;

Matthew 13:20-21

And he who received the seed as upon stony grounds, is one that heareth the word and immediately receiveth it with joy:

Mark 4:16-17

And in like manner, they that are sown as on stony grounds are such, as when they hear the word,

Mark 6:20

but could not; for Herod revered John, knowing him to be a just and holy man, and protected him: and when he heard him he did many things according to John's instructions, and heard him willingly.

Luke 8:13

And those on stony-ground are such as when they hear, receive the word with joy; but have no root, and so believe only for a while, and in the time of trial fall away.

2 Peter 2:20

For if, after they had escaped the pollutions of the world, through the knowledge of the Lord and Saviour Jesus Christ, they are again entangled and vanquished by them, their last state is worse 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
And he who received the seed as upon stony grounds, is one that heareth the word and immediately receiveth it with joy:
Mark 4:16
And in like manner, they that are sown as on stony grounds are such, as when they hear the word,
Mark 6:20
but could not; for Herod revered John, knowing him to be a just and holy man, and protected him: and when he heard him he did many things according to John's instructions, and heard him willingly.
Luke 8:13
And those on stony-ground are such as when they hear, receive the word with joy; but have no root, and so believe only for a while, and in the time of trial fall away.
1 Peter 2:3
for ye have tasted that the Lord is gracious;
2 Peter 2:20
For if, after they had escaped the pollutions of the world, through the knowledge of the Lord and Saviour Jesus Christ, they are again entangled and vanquished by them, their last state is worse than the first;

The powers

Hebrews 2:5
For He hath not subjected to angels the world to come, of which we speak.

General references

Mark 3:28
Verily I tell you, that all sins shall be forgiven to the sons of men, and blasphemies wherewith they may blaspheme:
Luke 12:10
And whosoever shall speak a word against the Son of man, it may be forgiven him; but unto him, that blasphemeth the holy Spirit, it shall not be forgiven.
Luke 14:30
all that see it, should deride him, saying, this man began to build and was not able to finish.
1 Peter 2:3
for ye have tasted that the Lord is gracious;
Jude 1:22
And on some have compassion, making a difference; others save with fear,