'Chains' in the Bible

because he had often been bound with shackles and chains, and the chains had been torn apart by him, and the shackles had been shattered. And no one was strong [enough] to subdue him.

For he had commanded the unclean spirit to come out of the man. (For it had seized him many times, and he was bound with chains and shackles [and] was guarded, and breaking the bonds he would be driven by the demon into the deserted places.)

Now when Herod was about to bring him [out], on that [very] night Peter was sleeping between two soldiers, bound with two chains, and guards before the door were watching the prison.

And behold, an angel of the Lord stood near [him], and a light shone in the prison cell. And striking Peter's side, he woke him up, saying, "Get up {quickly}!" And his chains fell off of [his] hands.

Then the military tribune came up [and] arrested him and ordered [him] to be bound with two chains, and inquired who he was and what it was that he had done.

for the sake of which I am an ambassador in chains, that {in them} I may speak freely, as it is necessary for me to speak.

For if God did not spare the angels who sinned, but held [them] captive in Tartarus with chains of darkness [and] handed [them] over to be kept for judgment,