Here is a standard gear list. Please note, that you should not bring heavy things, for example, don't bring your wife's metal hydroflask water bottle, instead bring a light water flask or nalgene:
Gear
Tent, Sleeping Bag, Sleeping Pad, Backpack plus rain cover or dry bag, Water Bottle and Filter, Stove, Fuel, Pot, Utensil, Plate or Bowl, Headlamp, Small first aid kit, Sunscreen, Toiletries, Toilet Paper, Pocket Bible, Small Journal
Worn Clothing
Socks, Underwear, T-shrt (long-sleave weather dependent), Pants or Shorts
Packed Clothing
One extra pair of Socks/Underwear, Long-sleeve T-shrt, Down Jacket or Fleece, Rain Jacket, Rain Pants, Long Underwear Top & Bottom, Gloves, Hat
Food
Breakfast (oatmeal, breakfast bars, beef jerky, trail mix), Lunch (bagels and peanut butter, trail mix, beef jerky), Dinner, (freeze dried options from Amazon, REI & Outdoor Provision Company, etc.)