Should I tell this guy before our date on Friday that I'm waiting for marriage?

We met today in a dating app. We only exchanged a few messages. We were both very flirty and straight to the point. We set up a date immediately. But the thing is I'm waiting for marriage and I don't know when to tell him. I was thinking asap but I don't know?

Should I tell this guy before our date on Friday that I'm waiting for marriage?
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