That's because he wanted us to go and visit him in Kleinburg.
4 seconds sound clip from the Dracula: Prince of Darkness movie soundboard.
You can hear this line at 00:30:47.005 in the Blu-ray version of the movie.
Quote context
[...]
- Even you must admit, this is preferable to spending the night in a woodcutter's hut.
- I'm still frightened! I don't know why, I'm just frightened.
- Well, I admit it was a little strange at first, dear, but now it's all been explained.
- Father Sandor tried to warn us about this place.
- That's because he wanted us to go and visit him in Kleinburg.
- It's my belief that we're all extremely lucky.
- Now, I think we should take advantage of the late Count's hospitality, and enjoy ourselves!
- Here's to him. May he rest in peace.
- Count Dracula! Count Dracula!
[...]