A Saudi citizen and a Yemeni resident were killed due to a Houthi projectile that hit the southern Saudi city of Jazan on Friday, Saudi state media reported citing a coalition statement.
The projectile also left six Saudis and one Bengali resident injured, and it damaged 12 cars and two shops, the Saudi state news agency said.
The Saudi-led coalition fighting the Iran-aligned Houthis in Yemen carried out an attack later on Friday in response to what it called "the attack's origins" and said it would follow that with a wider attack on the Houthi military targets.
Houthi military spokesman Yahya Sarea wrote on Twitter on Saturday that three ballistic missiles targeted "critical" sites in Jazan.
The main Houthi news outlet Al Masirah TV said a child and a woman were killed, and seven more were injured in coalition strikes on Yemen's Al Mahwit governorate.
Another Houthi Projectile hit Saudi's Najran city, causing material damage.
Coalition forces struck a Houthi military camp in the centre of the Yemeni capital Sanaa early on Friday, with residents telling Reuters, explosions rocked the city.
The coalition intervened in Yemen in 2015 after the Houthis ousted the internationally recognised government from Sanaa.
US President Donald Trump said on Saturday he had been told about the concept of a deal with Iran, but was waiting for the exact wording, while warning there was still the possibility of restarting strikes on the country if Tehran misbehaves.
The Israeli military issued an urgent warning on Sunday to residents of 11 towns and villages in southern Lebanon, urging them to evacuate their homes and move at least 1,000 metres (3,300 feet) away to open areas.
Ukrainian drones attacked Russia's Baltic Sea port of Primorsk on Sunday, temporarily setting it on fire, local governor Alexander Drozdenko said on the Telegram messaging app, as Kyiv launched a wave of strikes on targets across the country.
Heavy rains that hit northeastern Brazil over the last 48 hours have killed at least six people and displaced thousands in the states of Pernambuco and Paraiba, the federal government said in a statement on Saturday.
Austrian police have arrested a 39-year-old suspect on Saturday in connection with a case in which rat poison was placed in jars of baby food in what their German manufacturer called an attempt to extort it.