確たしか、彼かれは明日あした来くるはずだよ。

tashika, kare wa ashita kuru hazu da yo.

If I remember right, he's supposed to come tomorrow. casual

確たしかな情報じょうほうが入はいるまで待まちます。

tashika na jouhou ga hairu made machimasu.

We will wait until reliable information comes in. neutral