Mark 5:13

He gave them permission, and the unclean spirits came out and went into the pigs, and the herd of about two thousand rushed down the steep bank into the sea and drowned in the water.

Note Literally and were drowned in the sea

And forthwith Jesus gave them leave. And the unclean spirits went out, and entered into the swine: and the herd ran violently down a steep place into the sea, (they were about two thousand;) and were choked in the sea.

At once Jesus gave them permission. The unclean spirits came out and entered into the pigs. The herd of about two thousand rushed down the steep bank into the sea, and they were drowned in the sea.

And he gave them leave. And the unclean spirits came out, and entered into the swine: and the herd rushed down the steep into the sea, in number about two thousand; and they were drowned in the sea.