Some Trinitarian examples

Need to get a lastminute.com Trinity service sorted?

Here aree some threes that might assist (assuming you have Father, Son and Holy Spirit):

3 states of matter (solid, liquid and gas - water, ice and steam)
3 Billy Goats Gruff
3 Coins in a Fountain
3 French Hens (song)
3 Days of the Condor
3 Bones in the Human Ear
3 Miles in a League
3 Old King Cole's Fiddlers
3 Bronte sisters (Charlotte, Emily, Anne)
3 Goals in a Hat Trick (hockey)
3 Little Pigs
3 Sheets to the Wind
3 Times a Lady
3 Minute Egg
3 Piece Suit
3 Feet in a Yard
3 Books in Lord of the Rings
3 Ring Circus
3 Ships of Christopher Columbus
3 Sheets to the Wind
3 Books in a Trilogy
3 Witches in Macbeth
3 Heads on the Dog Cerberus
3 Little Kittens They Lost Their Mittens
3 Wheels on a Tricycle
3 Stooges
3 Blind Mice
3 Wise Men
3 Legged Race
3 Ring Circus
3 Wheeler
3 Point Landing
3 Cheers
3 Strikes & You're Out
3 Cornered Hat
3 Is A Crowd
3 Dimensional
3 Faces of Eve
3 Mile Island
3 Musketeers
3 R's
3rd time's a charm
3 Cheers
3 Bee Gees
3 Sides of a triangle
3 Capitals of South Africa
3 Races in the Triple Crown (horse racing)
3 Angles in a Triangle
3 Cousins of Donald Duck: Huey, Dewey and Louie
3 Dog Night
3 Ring Circus
3 Alous (Matty, Jesus and Felipe)
3 Kennedys (John, Robert and Teddy)
3 Trimesters in a Pregnancy
3 Flavors in Neapolitan Ice Cream
3 Bean Salad
3 To Get Ready
3 Stars in Orion’s belt
3 Parts To An Atom: protons, neutrons, and electrons.
3 Caloric Sources: Carbohydrates, Fats, Proteins
3 Quarks in a Baryon.
3 Primary hues in white light red, green, and blue.
3 Parts to the Personality: Id. Ego, super-ego
3 Earth Divisions: Core, Mantle, Crust.
3 Rock Formations: Igneous- Metamorphic- Sedimentary.
3 Times A Lady
3 Bags Full in Baa Baa Black Sheep
and three characters (Master, Dame  and little boy what lives down the lane)
3 Barleycorns in an Inch
3 Hands on a Clock (with the Seconds Hand)
3 Is a Crowd
3 King Lear's Daughters (Regan, Goneril and Cordelia)
3 Colors in the Flag
3 Legged Race
3 Men and a Baby (movie)
3 Minute Egg
3 Card Monte
3 Great Pyramids at Giza
3 on a Match
3 Point Basket
3 Miles in a League
3 Men in a Tub Rub a Dub Dub
3 Holes in a Bowling Ball
3 Balls on a Pawn Brokers Sign
3 Colours in a Set of Traffic Lights
3 Lines in a Haiku Poem
3 Life lines in Who Wants to be a Millionaire
3 Leaves on a Shamrock
3 Minutes in a Boxing Round
3 Scruples in a Dram
3 Teaspoons in a Tablespoon
3 Valves on a Trumpet
3 Shakes of a Tail
3 Megajoules in a Kilowatt Hour
3 Laws of Motion
3 Legs on a Milking Stool
3 Monastic Vows (Poverty, Chastity and Obedience)
3 Points for a Field Goal in (American) Football
3 Penny Opera
3 Ring Circus
3 Wise Men, Casper, Melchior, Balthasar
3 Tenors (Carreras, Domingo, Pavarotti)
3 Gorgons (Medusa, Stheno and Euryale)
3 Greek Fates Clotho, Lachesis, Atropos
3 Roman Graces: Aglaia, Euphrosyne, Thalia.
3 Parts to a Chimera: Lion Head, Goat Body, SnakeTail
3 Roman Furies Alecto, Megaera, Tisiphone
3 Greek Harpies: Aello, Ocypete, and Celaeno.
3 Times Peter denied Christ.
3 Body Types: Endomorph, Mesomorph, Ectomorph
3 Ring Notebooks
3 Notes in a Triad (chord)
3 Bases in a Codon
3 Domains: Archaea, Bacteria, and Eucaryota
3 Germ layers: Endoderm, Mesoderm, Ectoderm
3 Species of Homo: Homo habilis, Homo erectus, Homo sapiens
Cu*m Laude, Magna Cu*m Laude, and Suma Cu*m Laude
Frankencense, Gold and Myrrh
Beetlejuice, Beetlejuice, Beetlejuice
Abraham, Isaac, and Jacob
Hegel’s Thesis + Antithesis = Synthesis
The Truth, The Whole Truth and Nothing but the Truth
Of the People, By the People, For the People
Life, Liberty and the Pursuit of Happiness
Hear no Evil, See no Evil, Speak no Evil
Liberty, Equality, Fraternity
Veni, Vidi, Vici
Faith, Hope and Charity
Father, Son and Holy Ghost
Paper, Rock, Scissors
Peter Paul and Mary
Winken, Blinken, and Nod
Snap, Crack, and Pop
The Good, the Bad and the Ugly
The Lion, the Witch and the Wardrobe
Small, Medium and Large
Alvin, Simon and Theodore (chipmunks)
The Three Bears
Bad news comes in threes
Trouble comes in threes