What does « Blessing / Knee » mean in the Quran?

And We caused the people who had been oppressed to inherit the eastern regions of the land and the western ones, which We had blessed. And the good word of your Lord was fulfilled for the Children of Israel because of what they had patiently endured. And We destroyed [all] that Pharaoh and his people were producing and what they had been building.

It was said, "O Noah, disembark in security from Us and blessings upon you and upon nations [descending] from those with you. But other nations [of them] We will grant enjoyment; then there will touch them from Us a painful punishment."

They said, "Are you amazed at the decree of Allah? May the mercy of Allah and His blessings be upon you, people of the house. Indeed, He is Praiseworthy and Honorable."

Exalted is He who took His Servant by night from al-Masjid al-Haram to al-Masjid al-Aqsa, whose surroundings We have blessed, to show him of Our signs. Indeed, He is the Hearing, the Seeing.

And He has made me blessed wherever I am and has enjoined upon me prayer and zakah as long as I remain alive

And this [Qur'an] is a blessed message which We have sent down. Then are you with it unacquainted?

And We delivered him and Lot to the land which We had blessed for the worlds.

And to Solomon [We subjected] the wind, blowing forcefully, proceeding by his command toward the land which We had blessed. And We are ever, of all things, Knowing.

Then We made the sperm-drop into a clinging clot, and We made the clot into a lump [of flesh], and We made [from] the lump, bones, and We covered the bones with flesh; then We developed him into another creation. So blessed is Allah, the best of creators.

And say, 'My Lord, let me land at a blessed landing place, and You are the best to accommodate [us].' "

Allah is the Light of the heavens and the earth. The example of His light is like a niche within which is a lamp, the lamp is within glass, the glass as if it were a pearly [white] star lit from [the oil of] a blessed olive tree, neither of the east nor of the west, whose oil would almost glow even if untouched by fire. Light upon light. Allah guides to His light whom He wills. And Allah presents examples for the people, and Allah is Knowing of all things.

There is not upon the blind [any] constraint nor upon the lame constraint nor upon the ill constraint nor upon yourselves when you eat from your [own] houses or the houses of your fathers or the houses of your mothers or the houses of your brothers or the houses of your sisters or the houses of your father's brothers or the houses of your father's sisters or the houses of your mother's brothers or the houses of your mother's sisters or [from houses] whose keys you possess or [from the house] of your friend. There is no blame upon you whether you eat together or separately. But when you enter houses, give greetings of peace upon each other - a greeting from Allah, blessed and good. Thus does Allah make clear to you the verses [of ordinance] that you may understand.

Blessed is He who sent down the Criterion upon His Servant that he may be to the worlds a warner -

Blessed is He who, if He willed, could have made for you [something] better than that - gardens beneath which rivers flow - and could make for you palaces.

Blessed is He who has placed in the sky great stars and placed therein a [burning] lamp and luminous moon.

But when he came to it, he was called, "Blessed is whoever is at the fire and whoever is around it. And exalted is Allah, Lord of the worlds.

But when he came to it, he was called from the right side of the valley in a blessed spot - from the tree, "O Moses, indeed I am Allah, Lord of the worlds."

And We placed between them and the cities which We had blessed [many] visible cities. And We determined between them the [distances of] journey, [saying], "Travel between them by night or day in safety."

And We blessed him and Isaac. But among their descendants is the doer of good and the clearly unjust to himself.

[This is] a blessed Book which We have revealed to you, [O Muhammad], that they might reflect upon its verses and that those of understanding would be reminded.

It is Allah who made for you the earth a place of settlement and the sky a ceiling and formed you and perfected your forms and provided you with good things. That is Allah, your Lord; then blessed is Allah, Lord of the worlds.

And He placed on the earth firmly set mountains over its surface, and He blessed it and determined therein its [creatures'] sustenance in four days without distinction - for [the information] of those who ask.

And blessed is He to whom belongs the dominion of the heavens and the earth and whatever is between them and with whom is knowledge of the Hour and to whom you will be returned.

Indeed, We sent it down during a blessed night. Indeed, We were to warn [mankind].

And We have sent down blessed rain from the sky and made grow thereby gardens and grain from the harvest