'Ever' in the Bible

Behold, I am about to build a house for the name of Jehovah my God, to dedicate it to him, and to burn before him incense of sweet spices, and for the continual showbread, and for the burnt-offerings morning and evening, on the sabbaths, and on the new moons, and on the set feasts of Jehovah our God. This is an ordinance for ever to Israel.

it came to pass, when the trumpeters and singers were as one, to make one sound to be heard in praising and thanking Jehovah; and when they lifted up their voice with the trumpets and cymbals and instruments of music, and praised Jehovah,'saying , For he is good; for his lovingkindness endureth for ever; that then the house was filled with a cloud, even the house of Jehovah,

But I have built thee a house of habitation, and a place for thee to dwell in for ever.

And all the children of Israel looked on, when the fire came down, and the glory of Jehovah was upon the house; and they bowed themselves with their faces to the ground upon the pavement, and worshipped, and gave thanks unto Jehovah,'saying , For he is good; for his lovingkindness endureth for ever.

And the priests stood, according to their offices; the Levites also with instruments of music of Jehovah, which David the king had made to give thanks unto Jehovah, (for his lovingkindness endureth for ever,) when David praised by their ministry: and the priests sounded trumpets before them; and all Israel stood.

For now have I chosen and hallowed this house, that my name may be there for ever; and mine eyes and my heart shall be there perpetually.

Blessed be Jehovah thy God, who delighted in thee, to set thee on his throne, to be king for Jehovah thy God: because thy God loved Israel, to establish them for ever, therefore made he thee king over them, to do justice and righteousness.

And they spake unto him, saying, If thou be kind to this people, and please them, and speak good words to them, then they will be thy servants for ever.

Ought ye not to know that Jehovah, the God of Israel, gave the kingdom over Israel to David for ever, even to him and to his sons by a covenant of salt?

Didst not thou, O our God, drive out the inhabitants of this land before thy people Israel, and give it to the seed of Abraham thy friend for ever?

And when he had taken counsel with the people, he appointed them that should sing unto Jehovah, and give praise in holy array, as they went out before the army, and say, Give thanks unto Jehovah; for his lovingkindness endureth for ever.

Now be ye not stiffnecked, as your fathers were; but yield yourselves unto Jehovah, and enter into his sanctuary, which he hath sanctified for ever, and serve Jehovah your God, that his fierce anger may turn away from you.

And he built altars in the house of Jehovah, whereof Jehovah said, In Jerusalem shall my name be for ever.

And he set the graven image of the idol, which he had made, in the house of God, of which God said to David and to Solomon his son, In this house, and in Jerusalem, which I have chosen out of all the tribes of Israel, will I put my name for ever: