To be fair, Adams made a similar call on February 20th with another late Dáil sitting ahead, SF/An Phoblacht saying:
Fine Gael, Labour and Fianna Fáil TDs react angrily to a proposal by Sinn Féin leader Gerry Adams to close the Dáil bar as the House is sitting after midnight. The suggestion came after a number of TDs and Senators were clearly intoxicated as the IBRC Bill was rushed through last month.