וַיִּתְמֹדֵ֤ד עַל־הַיֶּ֙לֶד֙ שָׁלֹ֣שׁ פְּעָמִ֔ים וַיִּקְרָ֥א אֶל־יְהוָ֖ה וַיֹּאמַ֑ר יְהוָ֣ה אֱלֹהָ֔י תָּ֥שָׁב נָ֛א נֶֽפֶשׁ־הַיֶּ֥לֶד הַזֶּ֖ה עַל־קִרְבּֽוֹ׃
And he stretched himself upon the child three times, and cried unto the LORD, and said: ‘O LORD my God, I pray thee, let this child’s soul come back into him.’
Read kabbalistic (mystical) interpretation of I Kings 17:21: and classical mystical sources.