Psalm 91:13

You will tread on lion and viper; you will trample young lion and serpent.

Daniel 6:22

My God sent his angel and he shut the mouth of the lions and they did not hurt me, {because} before him {I was found} blameless, and also before you, O king, I have not done [any] wrong."

Mark 16:18

they will pick up snakes. And if they drink any deadly [poison] it will never hurt them; they will lay hands on the sick and {they will get} well."

Luke 10:19

Behold, I have given you the authority to tread on snakes and scorpions, and over all the power of the enemy, and nothing will ever harm you.

Acts 28:3-6

And [when] Paul had gathered a large number of sticks and was placing [them] on the fire, a viper came out because of the heat [and] fastened itself on his hand.

Judges 14:5-6

And Samson and his father and mother went down to Timnah, and they came to the vineyards of Timnah, and suddenly a young lion [came] roaring to meet him.

1 Samuel 17:37

And David said, "Yahweh, who rescued me from the hand of the lion and from the hand of the bear, will rescue me from the hand of this Philistine!" Then Saul said to David, "Go and may Yahweh be with you!"

Job 5:23

For your covenant [will be] with the stones of the field, and the wild animals of the field will be at peace with you.

Psalm 58:4

Their venom [is] like snake venom; [They are] like a deaf viper that closes its ear

Isaiah 27:1

On that day, Yahweh will punish with his cruel, great and strong sword Leviathan, [the] fleeing serpent, and Leviathan, [the] twisting serpent, and he will kill the sea monster that [is] in the sea.

Romans 3:13

Their throat [is] an opened grave; they deceive with their tongues; the venom of asps [is] under their lips,

Romans 16:20

And in a short time the God of peace will crush Satan under your feet. The grace of our Lord Jesus Christ [be] with you.

2 Timothy 4:17

But the Lord helped me and strengthened me, so that through me the proclamation might be fulfilled and all the Gentiles might hear, and he rescued [me] from the lion's mouth.

Revelation 12:9

And the great dragon was thrown down, the ancient serpent, who is called the devil and Satan, who deceives the whole world. He was thrown down to the earth, and his angels were thrown down with him.

Revelation 20:1-2

And I saw an angel descending from heaven, holding the key of the abyss and a great chain in his hand.

Treasury of Scripture Knowledge

Summary

Thou shalt tread upon the lion and adder: the young lion and the dragon shalt thou trample under feet.

Bible References

Adder

Psalm 58:4
Their venom [is] like snake venom; [They are] like a deaf viper that closes its ear
Mark 16:18
they will pick up snakes. And if they drink any deadly [poison] it will never hurt them; they will lay hands on the sick and {they will get} well."
Acts 28:3
And [when] Paul had gathered a large number of sticks and was placing [them] on the fire, a viper came out because of the heat [and] fastened itself on his hand.
Romans 3:13
Their throat [is] an opened grave; they deceive with their tongues; the venom of asps [is] under their lips,
Romans 16:20
And in a short time the God of peace will crush Satan under your feet. The grace of our Lord Jesus Christ [be] with you.

The dragon

Isaiah 27:1
On that day, Yahweh will punish with his cruel, great and strong sword Leviathan, [the] fleeing serpent, and Leviathan, [the] twisting serpent, and he will kill the sea monster that [is] in the sea.
Revelation 12:9
And the great dragon was thrown down, the ancient serpent, who is called the devil and Satan, who deceives the whole world. He was thrown down to the earth, and his angels were thrown down with him.
Revelation 20:1
And I saw an angel descending from heaven, holding the key of the abyss and a great chain in his hand.