KJV:
The chariots of God are twenty thousand, even thousands of angels: the Lord is among them, as in Sinai, in the holy place.
NASB:
The chariots of God are myriads, thousands upon thousands; The Lord is among them as at Sinai, in holiness.
KJV:
And when he hath taken away the multitude, his heart shall be lifted up; and he shall cast down many ten thousands: but he shall not be strengthened by it.
NASB:
"When the multitude is carried away, his heart will be lifted up, and he will cause tens of thousands to fall; yet he will not prevail.