King James Version (KJV)
And it came to pass on the morrow, that the evil spirit from God came upon Saul, and he prophesied in the midst of the house: and David played with his hand, as at other times: and {there was} a javelin in Saul's hand.
Modern English
On the next day, an evil spirit from God came mightily on Saul, and he prophesied in the middle of the house. David played with his hand, as he did day by day. Saul had his spear in his hand;
Hebrew
וַיְהִ֣י מִֽמָּחֳרָ֗ת וַתִּצְלַ֣ח רוּחַ֩ אֱלֹהִ֨ים ׀ רָעָ֤ה ׀ אֶל־שָׁאוּל֙ וַיִּתְנַבֵּ֣א בְתוֹךְ־הַבַּ֔יִת וְדָוִ֛ד מְנַגֵּ֥ן בְּיָד֖וֹ כְּי֣וֹם ׀ בְּי֑וֹם וְהַחֲנִ֖ית בְּיַד־שָׁאֽוּל׃
vayhiy mimaḥorat vatiṣlaḥ rvḥa ʾelohiym ׀ raʿah ׀ ʾel-shaʾvl vayitnabeʾ btvok-habayit vdavid mnagen byadvo kyvom ׀ byvom vhaḥaniyt byad-shaʾvl