First, it was usual with him, every day It would infect his speech, that if the king Should without issue die, he’ll carry it so To make the sceptre his: these very words I’ve heard him utter to his son-in-law, Lord Abergavenny; to whom by oath he menaced Revenge upon the cardinal.
First, it was common for him, every day It would show in his speech, that if the king Died without a child, he would use it to Claim the throne for himself: I’ve heard him say These exact words to his son-in-law, Lord Abergavenny; to whom by oath he threatened Revenge on the cardinal.
Surveyor · Act 1, Scene 2
The Surveyor is testifying against Buckingham, describing how the duke habitually spoke about the king's death and his own claim to the throne. The line is crucial because it presents Buckingham not as an innocent victim but as a man consumed by ambition and willing to use prophecy as cover for treason. It is the testimony that seals his fate and justifies Wolsey's hatred.