how do I rig armature onto a model?

I found a model with the armature and it fits this model alot better and I wanna use it

receating rewrite poses I like 02

recreating rewrite poses I like 03

2 skin concepts I made for Dave

(I didn’t know what characters would fit as him so you can recommend me some if you want)

again shoutout to @Theapexfan456 !

How tf do they have this much money 😭

(but really appreciate it alott)

Bro sounded like a crazy man

Recreating rewrite poses I love 01

The trip is deadass fun

I really love it by a shit ton(image unrelated)

Found ts gem while looking for reference material, you'll see for what soon...

Part 1

I'l reveal who it's for soon