'Already' in the Bible

Later, Moses inquired about the male goat of the sin offering, but it had already been burned up. He was angry with Eleazar and Ithamar, Aaron’s surviving sons, and asked,

it's a festering skin disease in his body. The priest is to declare him unclean. The man need not be confined, since he's already unclean.

“But no one can consecrate a firstborn of the livestock, whether an animal from the herd or flock, to the Lord, because a firstborn already belongs to the Lord.