'Certainly' in the Bible

Then the cities of Judah and the inhabitants of Jerusalem will go and cry out to the gods [to] whom they [are] making smoke offerings, but they will certainly not save them in the time of their trouble.

"Therefore, you shall say to them this word, 'Thus says Yahweh, the God of Israel: "Every jar must be filled with wine." ' And they will say to you, 'Do we not certainly know that every jar should be filled with wine?'

And it will happen, if they refuse to take the cup from your hand to drink, then you shall say to them, 'Thus says Yahweh of hosts, "You must certainly drink!

Only you must certainly know that if you put me to death, you will bring on yourselves innocent blood, and on this city and on its inhabitants, for {truly} Yahweh sent me to you to speak all these words in your ears."

{And then}, the moment of their hearing all the words, {they turned to one another in alarm} and they said to Baruch, "We must certainly report all these words to the king!"

And concerning Jehoiakim, the king of Judah, you shall say, 'Thus says Yahweh, "You have burned this scroll, {saying}, 'Why have you written in it, {saying}, "The king of Babylon will certainly come and he will destroy this land, and he will cause to disappear from it humankind and animals"?'"

Yahweh has spoken to you, O remnant of Judah, 'You must not go [to] Egypt.' You must certainly know that I have warned you {today}

Now then, certainly you must know that by the sword, by the famine, and by the plague you will die in the place where you desire to go, to dwell as aliens there."

But certainly we will do {everything} that went out from our mouths, to make smoke offerings to the queen of heaven and to pour out to her libations just as we did, we, and our ancestors, our kings, and our officials, in the towns of Judah and in the streets of Jerusalem, [for] then {we had enough to eat}, and we were well-off, and we did not see disaster.

Thus says Yahweh of hosts, the God of Israel, {saying}, 'You and your wives have promised with your mouths and with your hands you have fulfilled, {saying}, "We certainly will carry out our vows that we vowed, to make smoke offerings to the queen of the heavens, and to pour out to her libations." You must certainly keep your vows and you must certainly carry out your vows.'

You must not be afraid, my servant Jacob," {declares} Yahweh, "for I [am] with you. For I will make a complete destruction in all the nations where I scattered you, but you I will not make a complete destruction, though I will chastise you to the measure, and I will certainly not leave you unpunished."

Give salt for Moab, for certainly she will go to ruin, and her towns will become as a desolation, {without} an inhabitant in them.

For thus says Yahweh, "Look, those {who are not condemned} to drink the cup must certainly drink [it]. And [are] you the one who will go entirely unpunished? You will not go unpunished, for you must certainly drink [it].

For a destroyer [is] coming against her, against Babylon, and her warriors are captured. Their bows are broken; for Yahweh [is] a God of recompense, certainly he will repay.