'Certainty' in the Bible

Some of the crowd shouted one accusation against Paul and some another, until, as the uproar made it impossible for the truth to be ascertained with certainty, the Tribune ordered him to be brought into the barracks.

And, wishing to know with certainty the offense of which they were accusing him, I brought him down into their Sanhedrin,

Do you not know that in the foot-race the runners all run, but that only one gets the prize? You must run like him, in order to win with certainty.

in order that their hearts may be cheered, they themselves being welded together in love and enjoying all the advantages of a reasonable certainty, till at last they attain the full knowledge of God's truth, which is Christ Himself.

The Good News that we brought you did not come to you in words only, but also with power and with the Holy Spirit and with much certainty, for you know the sort of men we became among you, as examples for your sakes.