Article 68 Second...
I comply (and obey) you, again I comply to you, and one more time I obey you, there is no partner for you, I comply to you, solely you deserve all praise and grace and sovereignty are exclusive to you, there is no partner for you!” It is better to abstain adding other expressions, except those that will be mentioned in Mustahab acts later.
Article 69 If the pilgrim cannot express these word with correct Arabic accent, it is enough that another person says them articulately for him/her and the pilgrim recites them after that person, and if he/she cannot pronounce correctly he/she should say as much as he/she can and express also its meaning as a precaution and a person who has the ability of pronouncing correctly, can say the words in behalf of that pilgrim, too.
Article 70 It is obligatory to say Labbayk during Ihram only once (in the way that mentioned before) and after that it is Mustahab to repeat that in different conditions as much as possible. E.g. while getting in and leaving a car, passing low and high lands, after awakening and after prayers It is better that men recite these words with a loud voice.
Article 71 It is obligatory that the pilgrim recites Labbayk when he/she sees the houses of Mecca during Ihram of Umrah al-Tamattu’, and at the noon of the day of Arafa during Ihram of Hajj, and at the time of seeing Kaa’ba in Umrah al-Mufradah. If the pilgrim has gone out of Mecca for Ihram, and if he/she is coming to Mecca from out of the city should stop and say Labbayk when he/she is entering the region of Haram.
Article 72 A pilgrim that is unable to speak, can point with his/her hand instead of saying “Labbayk” and moves his/her tongue as normal and it is better that another person says Labbayk in behalf of that pilgrim, but it is not obligatory.
Article 73 Children also can become Muhrim for Umrah or Hajj, and if they can distinguish between good and evil they can say “Labbayk” with the intention (Niyyah), and if they do cannot differentiate, then a person makes the intention and says Labbayk on behalf of them .Whenever a person is unconscious in Miqat, it is possible to make the intention and say Labbayk on behalf of him/her.