'Signifying' in the Bible

But this he said signifying by what death he was about to die.

that the word of Jesus might be fulfilled which he spoke, signifying what death he should die.

But he said this signifying by what death he should glorify God. And having said this, he says to him, Follow me.

Then Paul, taking the men, on the next day, having been purified, entered with them into the temple, signifying the time the days of the purification would be fulfilled, until the offering was offered for every one of them.