Horses have a way of finding a special place in our hearts. You were blessed to have had him as long as you did, and he earned that special place in your heart.
Sorry you lost him, and I hope you find another horse that can fill the loss now felt in your heart.
Sounds like both of you had a great time together, and know that nothing ever really dies as long as their remembered; as there spirit lives on in that special place you'll always hold for Bindi in your heart.
For we wrestle not against flesh and blood, but against principalities, against powers, against the rulers of the darkness of this world, against spiritual wickedness in high places.