Translations
He named that place Testing and Contention — because the Israelites had contested Moses and put Yahweh to the test, demanding, "Is Yahweh really here among us, or not?"
He named the place Massah and Merivah — because of the contention of the sons of Yisra'el, and because they put YHWH to the test, saying, "Is YHWH in our midst or not?"
And he called the name of the place Massah, and Meribah, because of the chiding of the children of Israel, and because they tempted the LORD, saying, Is the LORD among us, or not?
He named the place Massah and Meribah because the Israelites quarreled, and because they tested the LORD, saying, “Is the LORD among us or not?”

