how to get ride of root aphids an bugs

im havings a problem i see white white bugs under the leaves an bugs crawling out from under my soil there eatin my leaves an there start to slump over what can i do i need help im a beginner.

white bugs that eat leaves? google image plant pests and figure out which ones they look like and tell us the name, invest in a dope scope too, some pests arent visible to the naked eye.