'Doubt' in the Bible

He recognized it and said, “It is my son’s tunic. A wild animal has devoured him; Joseph is without doubt torn in pieces!”

Now [in the course of time] there was no food in all the land, for the famine was distressingly severe, so that the land of Egypt and all the land of Canaan languished [in destitution and starvation] because of the famine.

Your life will hang in doubt before you; night and day you will be filled with anxiety and have no assurance of living.

“No doubt you are the [only wise] people [in the world],And wisdom will die with you!

Protect my life (soul), for I am godly and faithful;O You my God, save Your servant, who trusts in You [believing in You and relying on You, confidently committing everything to You].

She sees that her gain is good;Her lamp does not go out, but it burns continually through the night [she is prepared for whatever lies ahead].