Declan Gallagher and Stephen O’Donnell were again pivotal as Scotland recorded back-to-back victories.
A 1-0 UEFA Nations League win over Slovakia strengthened the national side’s position at the top of the group, ahead of Wednesday’s visit of Czech Republic.
O’Donnell was the creator for Lyndon Dykes’ decisive goal, sending in a pinpoint cross from the right which the QPR striker steered home.
The result marked the second win and second clean sheet for Scotland with the Motherwell pair in the backline, following the 0-0 draw and penalty win over Israel last week in the UEFA Euro 2020 play-off semi-final.
Trevor Carson was among the substitutes as Northern Ireland were defeated 1-0 by Austria in their UEFA Nations League group match.
Several hundred fans were allowed in to watch at Windsor Park, as Ian Baraclough’s side prepare for their UEFA Euro 2020 play-off final with Slovakia in November.
Allan Campbell and Barry Maguire both featured on Friday as Scotland’s Under 21 side pulled off a crucial 2-0 home win over Czech Republic at Tynecastle Park.
Together with goalkeeper PJ Morrison, the team are now in San Marino for a match on Tuesday in which a win would send them two points clear at the top of their UEFA Under 21 Championship qualifying group with two games to go.
Bevis Mugabi’s stint with Uganda at a training camp in Dubai comes to a close on Monday, after a week spent in training ahead of crucial AFCON qualifying matches next month.