What Quran Says About Standing?
(Qiyaman)
Allah made the Ka'ba, the Sacred House, an asylum of security for men, as also the Sacred Months, the animals for offerings, and the garlands that mark them: That ye may know that Allah hath knowledge of what is in the heavens and on earth and that Allah is well acquainted with all things. [5:97]
To those weak of understanding Make not over your property, which Allah hath made a means of support for you, but feed and clothe them therewith, and speak to them words of kindness and justice. [4:5]
When ye pass (Congregational) prayers, celebrate Allah's praises, standing, sitting down, or lying down on your sides; but when ye are free from danger, set up Regular Prayers: For such prayers are enjoined on believers at stated times. [4:103]
Those who spend the night in adoration of their Lord prostrate and standing; [25:64]
Men who celebrate the praises of Allah, standing, sitting, and lying down on their sides, and contemplate the (wonders of) creation in the heavens and the earth, (With the thought): "Our Lord! not for naught Hast Thou created (all) this! Glory to Thee! Give us salvation from the penalty of the Fire. [3:191]
Say: "Verily, my Lord hath guided me to a way that is straight,- a religion of right,- the path (trod) by Abraham the true in Faith, and he (certainly) joined not gods with Allah." [6:161]