'Waver' in the Bible
Elijah came near to all the people, and said, "How long will you waver between the two sides? If Yahweh is God, follow him; but if Baal, then follow him." The people answered him not a word.
So Jotham strengthened himself because he did not waver in obeying the Lord his God.
These people also stagger from wine and reel from strong drink. Priests and prophets stagger from strong drink; they're drunk from wine; they reel from strong drink, waver when seeing visions, and stumble when rendering decisions.
If you return, Israel—this is the Lord’s declaration—you will return to Me,if you remove your detestable idolsfrom My presenceand do not waver,
“How long will you hesitate [to return],O you faithless and renegade daughter?For the Lord has created a new thing in the land [of Israel]:A woman will encompass (tenderly love) a man.”
And immediately Jesus, having stretched forth the hand, laid hold of him, and saith to him, 'Little faith! for what didst thou waver?'
and having seen him, they bowed to him, but some did waver.
"Therefore, do not be asking what you are to eat nor what you are to drink; and do not waver between hope and fear.
He did not waver in unbelief at God’s promise but was strengthened in his faith and gave glory to God,
let us hold fast the confession of our hope that it waver not; for he is faithful that promised: