There is but young gleve

• There is but one God: the first half of the Islamic shahadah, or profession of faith → it forms part of the daily prayers (salat) which devout Muslims are obliged to recite five times a day
  • Wikipedia

• Glaube: (German) faith, belief

• Globe: the Globe Theatre, one of London's Bankside theatres, in which several of Shakespeare's plays were premiered
  • A Finnegans Wake Gazetteer

• gleve (glaive): a lance or spear; a sword; a soldier armed with a gleve

• claidheamh: (Irish) a sword (pronounced cleeve)

• young gleve: a possible mistranscription of Joyce's young glebe; in the first draft Joyce wrote, one globe
  • A First-Draft Version of Finnegans Wake

• glebe: land, earth, soil → dry land appears after the deluge which ends FW

• young love: perhaps ironic comparison with grieve?

• grieve: from gleve by way of the L/R split

• Eve