urd ▁receives ▁through ▁advice ▁from ▁the ▁Nor se ▁god ▁( O din ). ▁Gran i ▁is ▁a ▁desc endant ▁of ▁Od in ' s ▁own ▁ste ed , ▁S le ip n ir . ▁ ▁Att est ations ▁In ▁chapter ▁ 1 3 ▁of ▁V ö ls ung a ▁s aga , ▁the ▁hero ▁Sig ur ð r ▁is ▁on ▁his ▁way ▁to ▁a ▁wood ▁when ▁he ▁meets ▁a ▁long - be arded ▁old ▁man ▁he ▁had ▁never ▁seen ▁before . ▁Sig urd ▁tells ▁the ▁old ▁man ▁that ▁he ▁is ▁going ▁to ▁choose ▁a ▁horse , ▁and ▁asks ▁the ▁old ▁man ▁to ▁come ▁with ▁him ▁to ▁help ▁him ▁decide . ▁The ▁old ▁man ▁says ▁that ▁they ▁should ▁drive ▁the ▁horses ▁down ▁to ▁the ▁river ▁Bus ilt jör n . ▁The ▁two ▁drive ▁the ▁horses ▁down ▁into ▁the ▁de eps ▁of ▁Bus ilt jör n , ▁and ▁all ▁of ▁the ▁horses ▁sw im ▁back ▁to ▁land ▁but ▁a ▁large , ▁young , ▁and ▁hand some ▁gray ▁horse ▁that ▁no ▁one ▁had ▁ever ▁mounted . ▁The ▁grey - be arded ▁old ▁man ▁says ▁that ▁the ▁horse ▁is ▁from ▁" S le ip n ir ' s ▁kin " ▁and ▁that ▁" he ▁must ▁be ▁n our ished ▁he ed fully , ▁for ▁it ▁will ▁be ▁the ▁best ▁of ▁all ▁horses ". ▁The ▁old ▁man ▁van ishes . ▁Sig urd ▁names ▁the ▁horse ▁Gran i , ▁and ▁the ▁narr ative ▁adds ▁that ▁the ▁old ▁man ▁was ▁none ▁other ▁than ▁Od in . ▁ ▁Ar che ological