וַיֹּאמְר֥וּ אֵלֶ֖יהָ הָאֲנָשִׁ֑ים נְקִיִּ֣ם אֲנַ֔חְנוּ מִשְּׁבֻעָתֵ֥ךְ הַזֶּ֖ה אֲשֶׁ֥ר הִשְׁבַּעְתָּֽנוּ׃
And the men said unto her: ‘We will be guiltless of this thine oath which thou hast made us to swear.
Read kabbalistic (mystical) interpretation of Joshua 2:17: and classical mystical sources.