Critical edition of a section of the third recension of In tenga bithnua describing the journey of the soul through the seven heavens. Provides the text of three versions (based on eighteenth-century MSS), with critical apparatus: 1. NLS Advocates’ Library 72.2.5 (Gaelic LV) with variants from Egerton 174; 2. Text from RIA 23 D 8 with variants from 15 other MSS; 3. Text from RIA 3 C 15. With English translation and notes.