256 GRIPLA liturgy,20 and with this prayer orientation the Christ symbolism of sol iustitiae and sol salutis21 naturally aligned itself through exegesis. Hon- orius Augustodunensis, a popular exegete in the northern Church,22 summed up the threefold reason for praying to the East in his Gemma Animae I, 95123 Una [sc, causa] est, quia in Oriente est patria nostra, scilicet paradisus, unde expulsos nos dolemus. Orantes ergo contra paradisum nos vertimus, quia reditum illius petimus. Alia est, quia in Oriente surgit corpus coeli et lux diei. Ad Orientam itaque nos vertimus, quia Christum, qui est oriens et lux vera, nos adorare significamus, cujus debemus esse coeli, ut eius lux in nobis velit oriri. Tertius [sic] est, quia in Oriente, sol oritur, per quem Christus sol iustitiae exprimitur. Ab hoc promissum habemus, quod in resurrectione ut sol fulgeamus. In oratione er- go contra ortum solis vertimus nos, ut solem angelorum nos ad- orare intelligamus, et ut ad memoriam nostrae gloriam resurrec- tionis revocemus, cum solem, quem in Occidente quasi mori conspeximus, tanta gloria resurgere in Oriente videmus. To this syncretic complex of beliefs one ought to add the Church prac- tice of facing the dying to the East, which in Antiquity was coeval with praying to the East.24 Now, if with Björn M. Ólsen25 one reads stanzas 39-45 of Sólarljóð as a description, pure and simple, of the sun setting in the western ocean, stanza 41 will be discrepant from the Christianized solar myth 'Quod fieri [i.e., bowing to the rising sun] partim ignorantiae vitio, partim paganitatis spiritu, multum tabescimus et dolemus.' Sol salutis, p. 256, with reference to Alcuin's De Fide Sanctae et Individuae Trin- itatis I, ii, 5, and Walafrid Strabo's Liber de Exordiis et Incrementis Quarundam in Ob- servationibus Ecclesiasticis Rerum 4. As in two hymns quoted in Sol salutis, p. 381, the older of which may date to the sixth century. On his Scandinavian influence, see Paul Lehmann, Skandinaviens Anteil an der lateinischen Literatur und Wissenschaft des Mittelalters II in Sitzsb. d. Bay. Ak. d. Wis- sen., Phil.-hist. Abt. H.7, Munich 1937, p. 19, and Gabriel Turville-Petre, Origins of Icelandic Literature, Oxford 1975, pp. 137-38. 23 MPL CLXXII, col. 575B, quoted by Dölger, p. 257. 24 Sol salutis, p. 260. 25 Sljð. II, pp. 41-44.