core/homeassistant/components/bluetooth/strings.json

{
  "config": {
    "flow_title": "{name}",
    "step": {
      "user": {
        "description": "Choose a device to setup",
        "data": {
          "address": "Device"
        }
      },
      "bluetooth_confirm": {
        "description": "Do you want to setup {name}?"
      }
    }
  }
}