A leaba, in the religious landscape of early Irish Christianity, was a grave-plot or bed associated with a saint, a place where pilgrims would lie down in imitation of the saint's repose or perform acts of penance. This particular one, Leaba Bhreacáin, is a modest thing to look at: a subrectangular raised platform roughly five metres by four, rising only about thirty-five centimetres above the surrounding ground, its edges defined by a kerb of flat limestone blocks. Yet clustered around it are eight cross-inscribed slabs, and a small pebble found here carries an inscription in early Irish that reads OR AR BRAN N-AILITHER, meaning roughly "a prayer for Bran the pilgrim". That pebble is now held in the National Museum of Ireland in Dublin, a quiet relic of someone who made the journey to this windswept Atlantic island and wanted to be remembered.

Leaba Bhreacáin is one of five such leabaí in the immediate area, all connected to the monastic complex centred on Teampall Bhreacáin and the nearby Teampall an Phoill. The Bed of the Holy Spirit, Leaba an Spioraid Naoimh, lies only about five metres to the north. Research by Waddell in 1973 suggested that both leabaí may once have been enclosed within a shared boundary feature, hinting at a more formally organised sacred precinct than their present open appearance suggests. The saint commemorated here, Breacán, gives his name to the church and presumably to this grave-plot, though the inscription on the pebble preserves a different name entirely, that of an ordinary pilgrim rather than a founding figure, which is part of what makes it so arresting.