“Though a dying declaration is entitled to great weight, it is worthwhile to note that the accused has no power of cross-examination. Such a power is essential for eliciting the truth as an obligation of oath could be. This is the reason the Court also insists that the dying declaration should be of such a nature as to inspire full confidence of the Court in its correctness. The Court has to be on guard that the statement of deceased was not as a result of either tutoring, or prompting or a product of imagination. The Court must be further satisfied that the deceased was in a fit state of mind after a clear opportunity to observe and identify the assailant. Once the Court is satisfied that the declaration was true and voluntary, undoubtedly, it can base its conviction without any further corroboration. It cannot be laid down as an absolute rule of law that the dying declaration cannot form the sole basis of conviction unless it is corroborated. The rule requiring corroboration is merely a rule of prudence. This Court has laid down in several judgments the principles governing dying declaration, which could be summed up as under as indicated in Smt. Paniben v. State of Gujarat, AIR(1992) SC 1817: