Methodist College Belfast will face city rivals Royal Belfast Academical Institution in the Danske Bank Ulster Schools' Cup quarter-finals later this month.
Both went through Saturday's fourth round ties relatively untroubled, MCB winning 45-7 at Dalriada School while RBAI were 38-0 home winners against Royal School Dungannon.
Holders Campbell College progressed to the quarter-finals of this year's Schools' Cup courtesy of a fourth-round 19-13 win away at Sullivan Upper.
Last year's runners-up, Royal School Armagh trounced Bangor Grammar 63-12.
Rainey Endowed v Wallace High
Methodist College v Royal Belfast Academical Institution
Ballymena Academy v Royal School Armagh
Campbell College v Enniskillen Royal
To be played February 23
FOURTH ROUND RESULTS
Sullivan Upper 13-19 Campbell College
Ballymena Academy 17-12 BRA
Rainey Endowed 15-12 Ballyclare High
RBAI 38-0 Royal School Dungannon
Royal School Armagh 63-12 Bangor Grammar
Cambridge House 7-55 Wallace High
Dalriada 7-45 Methodist College
Enniskillen Royal Grammar 19-3 Down High