The 41-year-old Jagr got his 695th goal in his 1,438th career game. On Saturday, he passed former Pittsburgh Penguins' teammate Mario Lemieux for seventh place in points with 1,724.
Goals less than three minutes apart early in the second period from Eric Gelinas and Adam Henrique were the difference as the Devils extended their points streak to five games and picked up a win against a team ahead of them in the Eastern Conference. Dainius Zubrus added an empty-net goal on an assist from Jagr.
Max Pacioretty scored for Montreal in the first period.
AVALANCHE 3, BLACKHAWKS 2, OT
CHICAGO (AP) — Tyson Barrie scored his second goal of the game on a power play at 4:09 of overtime to lift Colorado past Chicago.
With Jonathan Toews off for hooking, Barrie beat Corey Crawford with a one-timer from the left circle after taking a cross-ice pass from Matt Duchene to give Colorado its second straight win. The Avalanche improved to 6-1-1 in their last eight games despite being outshot 48-26.
Barrie and Ryan O'Reilly scored 1:02 apart late in the first period.
Chicago's Andrew Shaw scored on a rebound at 7:27 of the third to tie it. Shaw also assisted on Johnny Oduya's goal in the second.
Semyon Varlamov made 46 saves for Colorado.
PREDATORS 4, FLAMES 2
NASHVILLE, Tenn. (AP) — Ryan Ellis ended a 42-game scoring drought by notching the first of Nashville's three third-period goals and added an assist to lead the Predators over Calgary.
Shea Weber scored in the first period, Craig Smith and Viktor Stalberg followed Ellis with goals in the third, and David Legwand had three assists to help Nashville snap a three-game losing streak. Carter Hutton stopped 22 shots for the Predators.
Lee Stempniak and Mikael Backlund scored and Karri Ramo made 30 saves for Calgary, which has lost four of its last five.
SHARKS 2, CAPITALS 1
WASHINGTON (AP) — Patrick Marleau scored the only goal of the shootout, lifting San Jose over Washington.
Antti Niemi stopped Eric Fehr, Alex Ovechkin and Nicklas Backstrom in the shootout after making 35 saves in regulation and overtime. Marleau tallied after Joe Pavelski missed on San Jose's first shot.
Ovechkin scored his league-leading 33rd goal at 12:44 of the second period after Tyler Kennedy had tallied for San Jose at 13:30 of the first.
The Sharks took the opener of a three-game road trip, improving to 17-1 against the Capitals in the teams' last 18 meetings.
Rookie goaltender Philipp Grubauer, making his 12th start in 17 games, made 28 saves for Washington.
It was the Capitals' second straight 2-1 shootout loss and they have lost six of their last eight.
MAPLE LEAFS 4, BRUINS 3
BOSTON (AP) — Tyler Bozak scored twice, Phil Kessel had three assists and Toronto held off Boston.
Jonathan Bernier made 38 saves for the Maple Leafs, including 15 in the third period as the Bruins tried to rally after allowing three straight goals.
James van Riemsdyk's goal a minute into the third put Toronto up 4-2, and the Maple Leafs held on despite getting outshot 41-26.
Jake Gardiner also scored for Toronto.
Brad Marchand and Patrice Bergeron each had a goal and an assist for Boston. Gregory Campbell pulled the Bruins to 4-3 with 10:25 left in the third period, but Bernier stopped a late flurry of shots after Boston pulled goalie Tuukka Rask for the extra skater.
LIGHTNING 2, RANGERS 1
NEW YORK (AP) — Victor Hedman and Nikita Kucherov scored 9 seconds apart early in the second period, Ben Bishop made 33 saves in his return from injury and Tampa Bay snapped New York's three-game winning streak.
Hedman got the Lightning even with a power-play goal and Kucherov gave them the lead for good on a breakaway. Tampa Bay went 5-3 in a stretch in which it played seven of eight on the road.
Brad Richards scored for the Rangers and Henrik Lundqvist made 23 saves in taking the loss for New York, which was 8-2-1 in its previous 11.
Bishop was back in action for the first time since he sprained his right wrist in the first period at Edmonton on Jan. 5. He missed three games before dressing as the backup to Anders Lindback on Monday at Columbus. He didn't play in the Lightning's 3-2 loss.
FLYERS 4, SABRES 3
BUFFALO, N.Y. (AP) — Vincent Lecavalier scored with 15 seconds remaining to cap a topsy-turvy finish, sending Philadelphia to victory over Buffalo.
Scott Hartnell had a goal and two assists, and Wayne Simmonds set up two goals in helping Philadelphia snap a two-game skid. Jakub Voracek also scored for the Flyers, who improved to 8-3 in their past 11 games.
Cody Hodgson and Matt D'Agostini each had a goal and assist for Buffalo, which had an eight-game home point streak snapped at 6-0-2. Tyler Ennis also scored and Steve Ott set up two for the Sabres.
STARS 5, OILERS 2
DALLAS (AP) — Ryan Garbutt had a goal and two assists, and Dallas snapped a six-game losing streak with a victory over Edmonton.
Jamie Benn scored a rare power-play goal for the Stars, who had not won since New Year's Eve. They entered 29th in the NHL with the man advantage.
Benn also assisted on the first goal of the game by Erik Cole, just 14 seconds in. Cody Eakin added a goal and an assist to help Dallas build a 4-1 lead 1:10 into the second period.
The final Stars goal came on Trevor Daley's shot into an empty net in the final minute.
Justin Schultz and Sam Gagner scored for Edmonton, with Taylor Hall assisting on both goals.
PANTHERS 4, ISLANDERS 2
SUNRISE, Fla. (AP) — Scottie Upshall scored a short-handed goal and had an assist to carry Florida past New York.
Nick Bjugstad, Drew Shore and Aleksander Barkov also scored for the Panthers. Tim Thomas stopped 31 shots, and Ed Jovanovski had two assists.
Thomas Vanek and Colin McDonald scored for the Islanders. Kevin Poulin made 22 saves.
The win was the first for Florida over the Islanders in five games, dating to the 2011-2012 season. The Islanders lost for the first time in five games and had a seven-game road winning streak snapped.
The Panthers took a 4-0 lead on Upshall's short-handed goal in the second.
BLUES 2, COYOTES 1
ST. LOUIS (AP) — T.J. Oshie scored twice, Jaroslav Halak made 20 saves and St. Louis sent Phoenix to its season-high fourth straight loss.
The Blues have won eight of nine and improved to 7-1-1 against the Coyotes since the start of the 2011-12 season.
Oshie recorded his second two-goal game in the last six contests since he was named to the U.S. Olympic team.
Halak improved to 19-6-3 with his second successive win after missing five games due to illnesses. He robbed David Moss from close range with a stick save early in the third period.
Oliver Ekman-Larsson scored for Phoenix, which has been outscored 16-6 during the four-game skid.
SENATORS 3, WILD 0
ST. PAUL, Minn. (AP) — Kyle Turris had a goal and an assist, Robin Lehner made 27 saves for his second career shutout and Ottawa beat Minnesota to head home after earning seven of a possible eight points on a four-game road trip.
Clarke MacArthur and Erik Condra also scored for the Senators.
Despite controlling play and outshooting the Wild 15-3 in the first period, Ottawa led only 1-0 on MacArthur's 16th of the season.