A good lens is likely to outlive your camera body because good optics are not prone to obsolescence like your fast advancing electronic hardware.
My go to lenses:
Depending on your subject matter and your location, you may want to consider at least 2 lenses.
For more details check out lenses and compare at Lens Louis.
Book a video tutorial class with Matthew Donner. You’ll cover the basics in more depth with 1:1 time.