The word(s) "concerning" appears 137 time(s) in 127 verse(s) in Quran in Muhammad Pickthal translation.

(81) And We have enjoined upon man concerning his partners - His mother beareth him in weakness upon weakness, and his weaning is in two years - Give thanks unto Me and unto thy parents. Unto Me is the journeying.

(82) See ye not how Allah hath made serviceable unto you whatsoever is in the skies and whatsoever is in the earth and hath loaded you with His favours both without and within? Yet of mankind is he who disputeth concerning Allah, without knowledge or guidance or a scripture giving light.

(83) Say: The angel of death, who hath charge concerning you, will gather you, and afterward unto your Lord ye will be returned.

(84) And if We had so willed, We could have given every soul its guidance, but the word from Me concerning evildoers took effect: that I will fill hell with the jinn and mankind together.

(85) Lo! thy Lord will judge between them on the Day of Resurrection concerning that wherein they used to differ.

(86) When they came upon you from above you and from below you, and when eyes grew wild and hearts reached to the throats, and ye were imagining vain thoughts concerning Allah.

(87) O Prophet! Lo! We have made lawful unto thee thy wives unto whom thou hast paid their dowries, and those whom thy right hand possesseth of those whom Allah hath given thee as spoils of war, and the daughters of thine uncle on the father's side and the daughters of thine aunts on the father's side, and the daughters of thine uncle on the mother's side and the daughters of thine aunts on the mother's side who emigrated with thee, and a believing woman if she give herself unto the Prophet and the Prophet desire to ask her in marriage - a privilege for thee only, not for the (rest of) believers - We are Aware of that which We enjoined upon them concerning their wives and those whom their right hands possess - that thou mayst be free from blame, for Allah is ever Forgiving, Merciful.

(88) Hath he invented a lie concerning Allah, or is there in him a madness? Nay, but those who disbelieve in the Hereafter are in torment and far error.

(89) And Satan indeed found his calculation true concerning them, for they follow him, all save a group of true believers.

(90) Now the Word of our Lord hath been fulfilled concerning us. Lo! we are about to taste (the doom).