The 24-year-old had signed a long-term deal, Premier League Bournemouth said, and would remain in the French top flight in the 2023-24 season on loan at Lorient, where he played in the second half of the last campaign.
With referee Chris Kavanagh poised to blow the final whistle in the seventh minute of stoppage time a corner was cleared out to Nelson who took a touch before smashing home a left-footed shot to spark bedlam inside the Emirates Stadium.
Manchester City will travel to Everton and Manchester United go to Leicester City in the FA Cup quarter-finals following the draw on Thursday.
Bournemouth have appointed Jason Tindall as their new manager on a three-year deal following the departure of Eddie Howe.
Liverpool returned to the top of the Premier League with a confident 3-0 victory over Bournemouth at Anfield on Saturday.
Chelsea's top-four hopes suffered a huge dent as Maurizio Sarri's side collapsed to a humiliating 4-0 defeat at mid-table Bournemouth on Wednesday -- a result that dropped them down to fifth in the table.
Bournemouth have signed Liverpool striker Dominic Solanke on a long-term contract for an undisclosed fee, the Premier League side announced on Friday.
Arsenal extended their unbeaten run to 17 games in all competitions on Sunday with a 2-1 victory at Bournemouth that moved them within a point of the Premier League's top four.
Francis is eager to regain his starting role at the club after being benched during last Saturday's 2-0 win over promoted Cardiff City in the Premier League.
Salah’s nominated goal came against Bournemouth on April 14, which ended with a 3-0 victory for Liverpool.
Southampton's win over Bournemouth last weekend has given the relegation-threatened club extra strength to tackle the season's final run-in.
Mohamed Salah led his team, Liverpool, to achieve an important 3-0 win over Bournemouth in the 34th round.
City mayor Joe Anderson has described as "ridiculous" the decision to stage Liverpool's Premier League match at home to Bournemouth in April.
Huddersfield snapped a run of five league losses with a 4-1 victory over Bournemouth in their last game.
However, they are unbeaten in six league games since, with their best performance coming against Chelsea.
Manchester City extended their winning sequence to 17 and their lead at the top of the Premier League to 13 points.
Bournemouth striker Jermain Defoe has been ruled out for eight to 10 weeks with a fracture of his right ankle, the Premier League club have said.
Philippe Coutinho and Mohamed Salah scored fine individual goals as Liverpool moved back into the top four
Liverpool have strengthened their attacking line this season with Mohamed Salah who has scored 13 goals for the club in the Premier League.
Swansea City ended a series of defeats in the last four Premier League matches with a 0-0 draw against Bournemouth on Saturday.