Luke 1:69

and hath raised up a horn of salvation for us in the house of David his servant,

Luke 21:15

For I will give you a mouth and wisdom, which all your adversaries will not be able to withstand or gainsay.

Colossians 4:3-4

praying at the same time for us also, that God may open to us a door for the word, to speak the mystery of Christ, for the sake of which I am also in bonds;

Treasury of Scripture Knowledge

Summary

In that day will I cause the horn of the house of Israel to bud forth, and I will give thee the opening of the mouth in the midst of them; and they shall know that I am the LORD.

I cause

Bible References

I cause

Luke 1:69
and hath raised up a horn of salvation for us in the house of David his servant,

The opening

Luke 21:15
For I will give you a mouth and wisdom, which all your adversaries will not be able to withstand or gainsay.
Colossians 4:3
praying at the same time for us also, that God may open to us a door for the word, to speak the mystery of Christ, for the sake of which I am also in bonds;