Mark 5:4

Christian Standard Bible Anglicised

because he often had been bound with shackles and chains, but had torn the chains apart and smashed  the shackles. No one was strong enough to subdue  him.

Cross References

Mark 5:3

He lived in the tombs,  and no one was able to restrain him any more #– #not even with a chain   #– #

Mark 5:5

Night  and day among the tombs  and on the mountains,  he was always crying out and cutting himself with stones.

Luke 8:29

For he had commanded the unclean spirit to come out of the man. Many times it had seized him, and though he was guarded, bound by chains and shackles, he would snap the restraints and be driven by the demon into deserted places.