Verses with the word aha in the Old Testament (7 verses):

Psalms 35:21
Yea, they opened their mouth wide against me, and said, Aha, aha, our eye hath seen it.

Psalms 40:15
Let them be desolate for a reward of their shame that say unto me, Aha, aha.

Psalms 70:3
Let them be turned back for a reward of their shame that say, Aha, aha.

Isaiah 44:16
He burneth part thereof in the fire; with part thereof he eateth flesh; he roasteth roast, and is satisfied: yea, he warmeth himself, and saith, Aha, I am warm, I have seen the fire:

Ezekiel 25:3
And say unto the Ammonites, Hear the word of the Lord GOD; Thus saith the Lord GOD; Because thou saidst, Aha, against my sanctuary, when it was profaned; and against the land of Israel, when it was desolate; and against the house of Judah, when they went into captivity;

Ezekiel 26:2
Son of man, because that Tyrus hath said against Jerusalem, Aha, she is broken that was the gates of the people: she is turned unto me: I shall be replenished, now she is laid waste:

Ezekiel 36:2
Thus saith the Lord GOD; Because the enemy hath said against you, Aha, even the ancient high places are ours in possession: