VirtualBox is an extremely popular option for spinning up virtual machines through a graphical interface with minimal hassle. While you can install Kali Linux from scratch with VirtualBox, there's a much easier solution. Offensive Security, the developers behind Kali, provide official VirtualBox images that are ready to go immediately.
This is a companion discussion topic for the original entry at https://linuxconfig.org/how-to-install-kali-linux-on-virtualbox