That’s very easy. Every model has a ‘format’ , you just need to a) identify what format it expects and b) prepare data in that format; For Mistral 7b,

the format is : <s>[INST] {prompt} [/INST] .
Example : <s>[INST] what is intelligence? [/INST]

https://huggingface.co/TheBloke/Mistral-7B-Instruct-v0.1-AWQ