Okla. Stat. tit. 58, § 58-621: Petition for legacy or share of estate

At any time after the lapse of three (3) months from the issuing

of letters testamentary or of administration, any heir, devisee or

legatee or personal representative of the estate of the decedent on

behalf of such heir, devisee or legatee may present his petition to

the court for the legacy or shareof the estate to which he is

entitled, to be given to him upon his giving bond, with security,

for the payment of his proportion of the debts of the estate unless

said bond is not required by the court.