'Assuredly' in the Bible

Then the Lord reached out his hand and touched my mouth and said to me, "I will most assuredly give you the words you are to speak for me.

So, this is what the Lord says: 'I will assuredly make these people stumble to their doom. Parents and children will stumble and fall to their destruction. Friends and neighbors will die.'

The Lord said:I will certainly set you free and care for you.I will certainly intercede for youin a time of trouble,in your time of distress, with the enemy.

For thus says the Lord concerning the house of the king of Judah:“You are like Gilead to Me,Like the summit of Lebanon;Yet most assuredly I will make you like a wilderness,Like cities which are not inhabited.

Therefore behold, I, even I, will assuredly forget you and send you away from My presence, you and the city (Jerusalem) which I gave to you and to your fathers.

So the Lord says, 'I will most assuredly remove you from the face of the earth. You will die this very year because you have counseled rebellion against the Lord.'"

Yea, I will rejoice over them to do them good, and I will plant them in this land assuredly with my whole heart and with my whole soul.

Then said Jeremiah unto Zedekiah, Thus saith the LORD, the God of hosts, the God of Israel; If thou wilt assuredly go forth unto the king of Babylon's princes, then thy soul shall live, and this city shall not be burned with fire; and thou shalt live, and thine house:

For thus saith the LORD; Behold, they whose judgment was not to drink of the cup have assuredly drunken; and art thou he that shall altogether go unpunished? thou shalt not go unpunished, but thou shalt surely drink of it.

Jehovah of hosts hath sworn by himself, I will assuredly fill thee with men, as with caterpillars; and they shall raise a shout against thee.