We will tell you tree items you will need + some optional accessories to get you started like to begin with nothing crazy serious that are the key to start with you can find these items on Amazon.
The first one is a phantom power supply
The Second one is the mic
Third item is the adapter for your headphones while you record music
-The phantom power supply is $19.99 it's called NL gear one channel 48v phantom power supply …
-The mic is called newer NW 800 professional studio broadcasting and recording microphone … it's $22, every one on YouTube said that it was the best to start on a budget, so that is what we started with.
-the adapter is $6 maybe you can find it cheaper
The accessories aren't necessary but if you get them it'll be cool, these are the pop filter for the mic (NW 800 professional studio broadcasting and recording microphone) that's $8
The other one is the scissor arm suspension stand for your mic this costs around $8 you can put this on your closet that's a grate place to record if you don't have a studio the other option is covering yourself with a blanket.
For the software you can use GarageBand if you have an IOS device or BandLAB if you have Android these are free options to other paid software.