Elijah nods. She means with her magic, of course. Even if Davina is a regular witch now after her resurrection, she's still young and no doubt has much to learn. But if her loyalties are only to the witches, she's not much use to him.

"I cannot guide you as your own do, but I want you to know that if you ever find yourself in trouble or in need of help, you can come to me. I intend to keep the peace in this city. Nothing like the harvest ritual should ever happen again."