It is a saying used when someone just did or said something dumb and ignorant as fuck; or they are throwing more shade than an oak tree. The person saying it is implying that you need to take a chill pill and relax.
Girl #1: She is such a fake bitch I'm gonna fight her next time I see her.
Girl #2: You know she will beat the shit out of you, sit down and find your chill before she drags your ass.
By Costanza
Find Your Mojo
to be able to find something you like doing, and to do it with passion, zeal, energy and enthusiasm
To find your mojo in a job you dislike is to try to grindcoffee beans with your bare teeth. It's almost nearly impossible.
By Xenia
Find Your God
To experience something which is an"ultimate", or a defining moment in a person's life. Can be positive/constructive or negative/destructive.
It was said of former USC and Oakland Raiders QB Todd Marinovich that when he first smoked black-tar heroin he had "found his God".