I will break down this tower - Probably they had not only denied him, but insultingly pointed to a tower in which their chief defense lay; and intimated to him that he might do his worst, for they could amply defend themselves.

I come

1 Kings 22:27,28 And say, Thus said the king, Put this fellow in the prison, and feed him with bread of affliction and with water of affliction...

I will break

Judges 8:17 And he beat down the tower of Penuel, and slew the men of the city.

Of the Power of Making Laws. The Cruelty of the Pope and his Adherents, in this Respect, in Tyrannically Oppressing and Destroying Souls.
1. The power of the Church in enacting laws. This made a source of human traditions. Impiety of these traditions. 2. Many of the Papistical traditions not only difficult, but impossible to be observed. 3. That the question may be more conveniently explained, nature of conscience must be defined. 4. Definition of conscience explained. Examples in illustration of the definition. 5. Paul's doctrine of submission to magistrates for conscience sake, gives no countenance to the Popish doctrine of the obligation …
John Calvin—The Institutes of the Christian Religion