Kneel your heart, not your legs!
Rev 5:14 And the four living creatures said: Amen. And the four and twenty ancients fell down on their faces and adored him that liveth for ever and ever.
Rev. 7:11 And all the angels stood round about the throne and the ancients and the four living creatures. And they fell down before the throne upon their faces and adored God,
Rev. 11:16 And the four and twenty ancients who sit on their seats in the sight of God, fell on their faces and adored God, saying: 17 We give thee thanks, O Lord God Almighty, who art and who wast and who art to come: because thou hast taken to thee thy great power, and thou hast reigned. 8 And the nations were angry: and thy wrath is come. And the time of the dead, that they should be judged and that thou shouldest render reward to thy servants the prophets and the saints, and to them that fear thy name, little and great: and shouldest destroy them who have corrupted the earth.
Rev 19:4 And the four and twenty ancients and the four living creatures fell down and adored God that sitteth upon the throne, saying: Amen. Alleluia.
Mark 1:40 And there came a leper to him, beseeching him and kneeling down, said to him: If thou wilt thou canst make me clean.
Mark 10:17 And when he was gone forth into the way, a certain man, running up and kneeling before him, asked him: Good Master, what shall I do that I may receive life everlasting?
Luke 22:41 And he was withdrawn away from them a stone’s cast. And kneeling down, he prayed.
Acts 9:40 And they all being put forth, Peter, kneeling down, prayed. And turning to the body, he said: Tabitha, arise. And she opened her eyes and, seeing Peter, sat up.
Acts 20:36 And when he had said these things, kneeling down, he prayed with them all.
Acts 21:5 And the days being expired, departing we went forward, they all bringing us on our way, with their wives and children, till we were out of the city. And we kneeled down on the shore: and we prayed.
Gen. 17:3 Abram fell flat on his face.
Num. 16:4 When Moses heard this, he fell flat on his face:
Num. 16:22 They fell flat on their face, and said: O most mighty, the God of the spirits of all flesh, for one man’s sin shall thy wrath rage against all?
Josh. 5:15 Josue fell on his face to the ground. And worshipping, said: What saith my lord to his servant?
Ruth 2:10 She fell on her face, and worshipping upon the ground, said to him: Whence cometh this to me, that I should find grace before thy eyes, and that thou shouldst vouchsafe to take notice of me, a woman of another country?
2Sam. 9:6 And when Miphiboseth the son of Jonathan the son of Saul was come to David, he fell on his face and worshipped. And David said: Miphiboseth? And he answered: Behold thy servant.
1Kings 18:39 And when all the people saw this, they fell on their faces, and they said: The Lord, he is God; the Lord, he is God.
Ezek. 44:4 And he brought me by the way of the north gate, in the sight of the house: and I saw, and behold the glory of the Lord filled the house of the Lord: and I fell on my face.
Exodus 34:8 And Moses making haste, bowed down prostrate unto the earth, and adoring, 9 Said: If I have found grace in thy sight, O Lord, I beseech thee that thou wilt go with us, (for it is a stiffnecked people) and take away our iniquities and sin, and possess us.
Deut. 9:25 And I lay prostrate before the Lord forty days and nights, in which I humbly besought him, that he would not destroy you as he had threatened:
Tob. 12:22 Then they lying prostrate for three hours upon their face, blessed God, and rising up, they told all his wonderful works.
Judith 4:8 And the priests put on haircloths, and they caused the little children to lie prostrate before the temple of the Lord, and the altar of the Lord they covered with haircloth.
Judith 9:1 And when they were gone, Judith went into her oratory: and putting on haircloth, laid ashes on her head: and falling down prostrate before the Lord, she cried to the Lord, saying:
Judith 10:1 And it came to pass, when she had ceased to cry to the Lord, that she rose from the place wherein she lay prostrate before the Lord.
2Mac. 13:12 So when they had all done this together, and had craved mercy of the Lord with weeping and fasting, lying prostrate on the ground for three days continually, Judas exhorted them to make themselves ready.
2Chr. 20:18 Then Josaphat, and Juda, and all the inhabitants of Jerusalem fell flat on the ground before the Lord, and adored him.
These are just some verses I quickly pulled up referencing worship to God by either kneeling or being prostrate before his presence. The ideal position before almighty God is lying prostrate on your face before him. Since that is not practical at Mass, kneeling also shows the adoration and respect due to the Almighty.
Faith without works is dead. We show our faith by our works. In the same manner, when we kneel before Almighty God, we are showing our inward disposition through our outward actions.
Let us bend both our hearts and our knees in adoration to our Creator and sovereign Lord.