Please use the spoiler flag and appropriate formatting when posting code. See https://docs.codewars.com/training/troubleshooting/#post-discourse.

Create a function with two arguments that will return an array of the first n multiples of x.

Your function is printing the output instead of returning. See https://docs.codewars.com/training/troubleshooting/#.print-vs-return.

Seeing you're new to codewars, I also recommend reading https://docs.codewars.com/training/training-example.