Do yourself a big favor, download and read the grow bible available here: https://growbible.ilovegrowingmarijuana.com/the-marijuana-grow-bible-free-original/ It goes into all aspects of the grow, in detail, indoor and outdoor.
That said, how much light depends a lot on your setup, square footage, height available, etc, and how big you want the plants to get. You could use something as simple as CFL’s in reflectors, a T5 fixture, a vented HID fixture with ventilation built-in, or a state-of-the-art LED panel, or you could even DIY something together from components. There’s a great DIY lighting thread here: Let’s talk DIY lights
Also, save the miracle grow for your vegetable garden. Cannabis plants are picky, and there are lots of soils available that are optimized to use for cannabis. They might cost a little more, but you’re going to get much better results.
Regardless which way you decide to go, do lots of research, planning, and take your time. Read some grow journals and learn the common mistakes you can avoid and get ahead from the start! Best of luck, and welcome.