Exodus 15:23-25 And when they came to Marah, they could not drink of the waters of Marah, for they were bitter: therefore the name of it was called Marah.

AKJV_Strongs⁽ⁱ⁾

23 H935 And when they came H4785 to Marah, H3201 they could H8354 not drink H4325 of the waters H4785 of Marah, H4751 for they were bitter: H3651 therefore H8034 the name H7121 of it was called H4785 Marah.

24 H5971 And the people H3885 murmured H5921 against H4872 Moses, H559 saying, H4100 What H8354 shall we drink?

25 H6817 And he cried H3068 to the LORD; H3068 and the LORD H3384 showed H6086 him a tree, H7993 which when he had cast H413 into H4325 the waters, H4325 the waters H4985 were made sweet: H8033 there H7760 he made H2706 for them a statute H4941 and an ordinance, H8033 and there H5254 he proved them,