spark plug replacement

I just changed spark plugs and ignition coils on all 6 cylinders on Jeep Wrangler 2016 V6. I turn it on and no engine light comes on, i drive it to the front of my house and see a trail of oil. I look at the engine and see NO oil around coils, hoses or anything from looking at the engine top...

I have a 2008 Rubicon with 95,000 miles. I was performing the 100,000 miles service which requires the cleaning of the Throttle body, replace the original Champion spark plugs, New spark plug wires and coil. Sharing a surprising outcome: I purchase (6) Autolight 5426 double platinum spark...