וַתֹּ֣אמֶר לֵאָ֔ה בְּאָשְׁרִ֕י כִּ֥י אִשְּׁר֖וּנִי בָּנ֑וֹת וַתִּקְרָ֥א אֶת־שְׁמ֖וֹ אָשֵֽׁר׃
And Leah said: ‘Happy am I! for the daughters will call me happy.’ And she called his name Asher.
Read kabbalistic (mystical) interpretation of Genesis 30:13: and classical mystical sources.