そう言っていただいてとてもありがたいです。

It is very good of you to say so.

そう言(い)っていただいてとてもありがたいです。

Sō itteitadaite totemo arigatai desu.

そう (そう)

so; really; seeming; appearing that; seeming that; looking like; having the appearance of

言う (いう、ゆう)

to say; to utter; to declare; to name; to call; to go (e.g. "the alarm went ping"); to make a noise

迚も (とても、とっても)

very; awfully; exceedingly; (not) at all; by no means; simply (cannot)

有難い (ありがたい)

grateful; thankful; welcome; appreciated; evoking gratitude

です (です)

be; is

Readings: ゲン、ゴン、い.う、こと

Meanings: say, word