A man who says to his wife "Observe your waiting period": what does it amount to?

Ibrahim (may Allah have mercy on him) said: If a man says to his wife, "Observe your waiting period ('iddah)," and intends divorce by it, one divorce takes effect.

Jabir bin Zayd (may Allah have mercy on him) said: If a man says to his wife, "Observe your waiting period ('iddah)," it is one divorce.

Ata (may Allah have mercy on him) said: If a man says to his wife, "Observe your waiting period ('iddah)," it is one divorce.

Al-Hasan (may Allah have mercy on him) said: If a man says to his wife, "Observe your waiting period ('iddah)," it is one divorce, and he has the greater right to take her back.

Shu'bah said: I asked al-Hakam (may Allah have mercy on him) and Hammad (may Allah have mercy on him): if a man says to his wife, "You are divorced, you are divorced, you are divorced," and intends only one divorce, what is the ruling? They both said: Only one divorce takes effect; and if he says, "Observe your waiting period, observe your waiting period," the ruling is the same.

Al-Hakam (may Allah have mercy on him) and Hammad (may Allah have mercy on him) said: If a man says to his wife, "Observe your waiting period, observe your waiting period," and intends one, one divorce takes effect.

Amir (al-Sha'bi) (may Allah have mercy on him) said: If a man says to his wife, "Observe your waiting period, observe your waiting period," three times, one divorce takes effect.