Definitions of sacred:

• adjective:   concerned with religion or religious purposes

  Example: "Sacred texts"

• adjective:   worthy of respect or dedication

  Example: "Saw motherhood as woman's sacred calling"

• adjective:   (often followed by `to') devoted exclusively to a single use or purpose or person

  Example: "A fund sacred to charity"

• adjective:   made or declared or believed to be holy; devoted to a deity or some religious ceremony or use

  Example: "The sacred mosque"

• adjective:   worthy of religious veneration

  Example: "The sacred name of Jesus"