Isaiah 57:14

And it will be said,
Build up, build up, prepare the way,
Remove every obstacle out of the way of My people.”

Isaiah 62:10

Go through, go through the gates,
Clear the way for the people;
Build up, build up the highway,
Remove the stones, lift up a standard over the peoples.

Isaiah 40:3

A voice is calling,
Clear the way for the Lord in the wilderness;
Make smooth in the desert a highway for our God.

Isaiah 35:8

A highway will be there, a roadway,
And it will be called the Highway of Holiness.
The unclean will not travel on it,
But it will be for him who walks that way,
And fools will not wander on it.

Jeremiah 18:15

‘For My people have forgotten Me,
They burn incense to worthless gods
And they have stumbled from their ways,
From the ancient paths,
To walk in bypaths,
Not on a highway,

Luke 3:5-6

Every ravine will be filled,
And every mountain and hill will be brought low;
The crooked will become straight,
And the rough roads smooth;

Romans 14:13

Therefore let us not judge one another anymore, but rather determine this—not to put an obstacle or a stumbling block in a brother’s way.

1 Corinthians 1:23

but we preach Christ crucified, to Jews a stumbling block and to Gentiles foolishness,

1 Corinthians 8:9

But take care that this liberty of yours does not somehow become a stumbling block to the weak.

1 Corinthians 8:13

Therefore, if food causes my brother to stumble, I will never eat meat again, so that I will not cause my brother to stumble.

1 Corinthians 10:32-33

Give no offense either to Jews or to Greeks or to the church of God;

2 Corinthians 6:3

giving no cause for offense in anything, so that the ministry will not be discredited,

Hebrews 12:13

and make straight paths for your feet, so that the limb which is lame may not be put out of joint, but rather be healed.

Treasury of Scripture Knowledge

Summary

And shall say, Cast ye up, cast ye up, prepare the way, take up the stumblingblock out of the way of my people.

Bible References

Cast

Isaiah 35:8
A highway will be there, a roadway,
And it will be called the Highway of Holiness.
The unclean will not travel on it,
But it will be for him who walks that way,
And fools will not wander on it.
Isaiah 40:3
A voice is calling,
Clear the way for the Lord in the wilderness;
Make smooth in the desert a highway for our God.
Isaiah 62:10
Go through, go through the gates,
Clear the way for the people;
Build up, build up the highway,
Remove the stones, lift up a standard over the peoples.
Luke 3:5
Every ravine will be filled,
And every mountain and hill will be brought low;
The crooked will become straight,
And the rough roads smooth;

Take

Romans 14:13
Therefore let us not judge one another anymore, but rather determine this—not to put an obstacle or a stumbling block in a brother’s way.
1 Corinthians 1:23
but we preach Christ crucified, to Jews a stumbling block and to Gentiles foolishness,
1 Corinthians 8:9
But take care that this liberty of yours does not somehow become a stumbling block to the weak.
1 Corinthians 10:32
Give no offense either to Jews or to Greeks or to the church of God;
2 Corinthians 6:3
giving no cause for offense in anything, so that the ministry will not be discredited,
Hebrews 12:13
and make straight paths for your feet, so that the limb which is lame may not be put out of joint, but rather be healed.

General references

Deuteronomy 19:3
You shall prepare the roads for yourself, and divide into three parts the territory of your land which the Lord your God will give you as a possession, so that any manslayer may flee there.
Isaiah 35:3
Encourage the exhausted, and strengthen the feeble.
Isaiah 49:11
“I will make all My mountains a road,
And My highways will be raised up.