Speaking the intention out loud when slaughtering the sacrifice

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Check below answers in case you are looking for other related questions:
Is it prescribed for the pilgrim to offer an udhiyah?
The family of the one who is offering a sacrifice may cut their hair or nails during the first ten days of Dhu’l-Hijjah

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Related Answers:
Slaughtering the sacrifice is better than giving its price in charity
If a man or a woman wants to offer the sacrifice, they should refrain from cutting their hair and nails
If the head of the household refuses to offer an udhiyah, can a woman offer an udhiyah on behalf of herself and the members of her household?
Is it prescribed for the pilgrim to offer an udhiyah?
The family of the one who is offering a sacrifice may cut their hair or nails during the first ten days of Dhu’l-Hijjah

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