The ruling on the imam's speech if he innovates in order to appoint someone else

Question:
Some people say: If the imam innovates, it is obligatory for him to remain facing the qiblah, and he should not say with his tongue: "Complete the prayer for yourselves," but rather he should only send a signal?

Answer: No, his prayer is invalid. It is permissible for him to speak.

Question: Whether he turned away or not?

Answer: Or if he turned away, he invalidated his prayer with his own action; because he feared that he might... he was compelled to turn away, he cuts off his prayer with his intention, and says: "Step forward, so-and-so," or he takes his hand and brings him forward.

Question: If he turned away and said: "Complete the prayer for yourselves"?

Answer: There is no harm in it.

Question: ..

Answer: And if he cuts off his prayer, if it is difficult for him; he cuts it off, and says to them: "One of you should step forward and lead you in prayer."

Question: ...

Answer: The best is that he appoints one person so that they do not share the leadership; he appoints one person to complete the prayer with him, he appoints one person, and says: "Pray with them."

Question:...

Answer: This is after he has innovated; he continues his prayer in any case. The one in which there is disagreement is the one who innovated: does he continue or restart? As for the one who, after innovating, appointed one of them before he spoke and before he innovated; this one completes his prayer.

Question:..

Answer: It is valid according to the correct opinion.