Bible: Horse Rider His

Repeated words found across different books in the Bible (KJV):
Ge 49:17
Dan shall be a serpent by the way, an adder in the path, that biteth the horse heels, so that his rider shall fall backward.

Exo 15:1
Then sang Moses and the children of Israel this song unto the LORD, and spake, saying, I will sing unto the LORD, for he hath triumphed gloriously: the horse and his rider hath he thrown into the sea.

Exo 15:21
And Miriam answered them, Sing ye to the LORD, for he hath triumphed gloriously; the horse and his rider hath he thrown into the sea.

Job 39:18
What time she lifteth up herself on high, she scorneth the horse and his rider.

Jer 51:21
And with thee will I break in pieces the horse and his rider; and with thee will I break in pieces the chariot and his rider;

Zec 12:4
In that day, saith the LORD, I will smite every horse with astonishment, and his rider with madness: and I will open mine eyes upon the house of Judah, and will smite every horse of the people with blindness.